SUSE update for the Linux Kernel

Published: 2023-03-17 | Updated: 2023-06-27

Risk	Medium
Patch available	YES
Number of vulnerabilities	21
CVE-ID	CVE-2022-3606 CVE-2022-36280 CVE-2022-38096 CVE-2022-47929 CVE-2023-0045 CVE-2023-0179 CVE-2023-0266 CVE-2023-0590 CVE-2023-0597 CVE-2023-1076 CVE-2023-1095 CVE-2023-1118 CVE-2023-1195 CVE-2023-22995 CVE-2023-22998 CVE-2023-23000 CVE-2023-23004 CVE-2023-23006 CVE-2023-23559 CVE-2023-25012 CVE-2023-26545
CWE-ID	CWE-476 CWE-787 CWE-254 CWE-190 CWE-416 CWE-401 CWE-843 CWE-20 CWE-466 CWE-415
Exploitation vector	Local
Public exploit	Public exploit code for vulnerability #5 is available. Public exploit code for vulnerability #6 is available. Vulnerability #7 is being exploited in the wild.
Vulnerable software Subscribe	SUSE Real Time Module Operating systems & Components / Operating system SUSE Linux Enterprise Micro for Rancher Operating systems & Components / Operating system SUSE Linux Enterprise Real Time 15 Operating systems & Components / Operating system SUSE Linux Enterprise Micro Operating systems & Components / Operating system kernel-rt_debug Operating systems & Components / Operating system package or component kernel-rt Operating systems & Components / Operating system package or component kernel-source-rt Operating systems & Components / Operating system package or component kernel-devel-rt Operating systems & Components / Operating system package or component dlm-kmp-rt Operating systems & Components / Operating system package or component cluster-md-kmp-rt Operating systems & Components / Operating system package or component gfs2-kmp-rt-debuginfo Operating systems & Components / Operating system package or component kernel-rt_debug-devel-debuginfo Operating systems & Components / Operating system package or component ocfs2-kmp-rt-debuginfo Operating systems & Components / Operating system package or component kernel-rt_debug-devel Operating systems & Components / Operating system package or component kernel-rt_debug-debuginfo Operating systems & Components / Operating system package or component kernel-rt-debuginfo Operating systems & Components / Operating system package or component dlm-kmp-rt-debuginfo Operating systems & Components / Operating system package or component kernel-rt_debug-debugsource Operating systems & Components / Operating system package or component kernel-rt-debugsource Operating systems & Components / Operating system package or component gfs2-kmp-rt Operating systems & Components / Operating system package or component cluster-md-kmp-rt-debuginfo Operating systems & Components / Operating system package or component kernel-syms-rt Operating systems & Components / Operating system package or component kernel-rt-devel Operating systems & Components / Operating system package or component kernel-rt-devel-debuginfo Operating systems & Components / Operating system package or component ocfs2-kmp-rt Operating systems & Components / Operating system package or component
Vendor	SUSE

Security Bulletin

This security bulletin contains information about 21 vulnerabilities.

1) NULL pointer dereference

EUVDB-ID: #VU73782

Risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-3606

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error within the find_prog_by_sec_insn() function in tools/lib/bpf/libbpf.c of the BPF component. A local user can perform a denial of service (DoS) attack.

Mitigation

Update the affected package the Linux Kernel to the latest version.

Vulnerable software versions

SUSE Real Time Module: 15-SP3

SUSE Linux Enterprise Micro for Rancher: 5.2

SUSE Linux Enterprise Real Time 15: SP3

SUSE Linux Enterprise Micro: 5.1 - 5.2

kernel-rt_debug: before 5.3.18-150300.121.1

kernel-rt: before 5.3.18-150300.121.1

kernel-source-rt: before 5.3.18-150300.121.1

kernel-devel-rt: before 5.3.18-150300.121.1

dlm-kmp-rt: before 5.3.18-150300.121.1

cluster-md-kmp-rt: before 5.3.18-150300.121.1

gfs2-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-devel-debuginfo: before 5.3.18-150300.121.1

ocfs2-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-devel: before 5.3.18-150300.121.1

kernel-rt_debug-debuginfo: before 5.3.18-150300.121.1

kernel-rt-debuginfo: before 5.3.18-150300.121.1

dlm-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-debugsource: before 5.3.18-150300.121.1

kernel-rt-debugsource: before 5.3.18-150300.121.1

gfs2-kmp-rt: before 5.3.18-150300.121.1

cluster-md-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-syms-rt: before 5.3.18-150300.121.1

kernel-rt-devel: before 5.3.18-150300.121.1

kernel-rt-devel-debuginfo: before 5.3.18-150300.121.1

ocfs2-kmp-rt: before 5.3.18-150300.121.1

External links

http://www.suse.com/support/update/announcement/2023/suse-su-20230779-1/

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Out-of-bounds write

EUVDB-ID: #VU71480

Risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-36280

CWE-ID: CWE-787 - Out-of-bounds write

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error within the vmw_kms_cursor_snoo() function in drivers/gpu/vmxgfx/vmxgfx_kms.c in vmwgfx VMWare driver. A local user can trigger an out-of-bounds write and perform a denial of service (DoS) attack.

Mitigation

Update the affected package the Linux Kernel to the latest version.

Vulnerable software versions

SUSE Real Time Module: 15-SP3

SUSE Linux Enterprise Micro for Rancher: 5.2

SUSE Linux Enterprise Real Time 15: SP3

SUSE Linux Enterprise Micro: 5.1 - 5.2

kernel-rt_debug: before 5.3.18-150300.121.1

kernel-rt: before 5.3.18-150300.121.1

kernel-source-rt: before 5.3.18-150300.121.1

kernel-devel-rt: before 5.3.18-150300.121.1

dlm-kmp-rt: before 5.3.18-150300.121.1

cluster-md-kmp-rt: before 5.3.18-150300.121.1

gfs2-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-devel-debuginfo: before 5.3.18-150300.121.1

ocfs2-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-devel: before 5.3.18-150300.121.1

kernel-rt_debug-debuginfo: before 5.3.18-150300.121.1

kernel-rt-debuginfo: before 5.3.18-150300.121.1

dlm-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-debugsource: before 5.3.18-150300.121.1

kernel-rt-debugsource: before 5.3.18-150300.121.1

gfs2-kmp-rt: before 5.3.18-150300.121.1

cluster-md-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-syms-rt: before 5.3.18-150300.121.1

kernel-rt-devel: before 5.3.18-150300.121.1

kernel-rt-devel-debuginfo: before 5.3.18-150300.121.1

ocfs2-kmp-rt: before 5.3.18-150300.121.1

External links

http://www.suse.com/support/update/announcement/2023/suse-su-20230779-1/

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

3) NULL pointer dereference

EUVDB-ID: #VU73764

Risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-38096

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error in vmwgfx driver in drivers/gpu/vmxgfx/vmxgfx_execbuf.c in GPU component of Linux kernel with device file '/dev/dri/renderD128 (or Dxxx)'. A local user can perform a denial of service (DoS) attack.

Mitigation

Update the affected package the Linux Kernel to the latest version.

Vulnerable software versions

SUSE Real Time Module: 15-SP3

SUSE Linux Enterprise Micro for Rancher: 5.2

SUSE Linux Enterprise Real Time 15: SP3

SUSE Linux Enterprise Micro: 5.1 - 5.2

kernel-rt_debug: before 5.3.18-150300.121.1

kernel-rt: before 5.3.18-150300.121.1

kernel-source-rt: before 5.3.18-150300.121.1

kernel-devel-rt: before 5.3.18-150300.121.1

dlm-kmp-rt: before 5.3.18-150300.121.1

cluster-md-kmp-rt: before 5.3.18-150300.121.1

gfs2-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-devel-debuginfo: before 5.3.18-150300.121.1

ocfs2-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-devel: before 5.3.18-150300.121.1

kernel-rt_debug-debuginfo: before 5.3.18-150300.121.1

kernel-rt-debuginfo: before 5.3.18-150300.121.1

dlm-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-debugsource: before 5.3.18-150300.121.1

kernel-rt-debugsource: before 5.3.18-150300.121.1

gfs2-kmp-rt: before 5.3.18-150300.121.1

cluster-md-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-syms-rt: before 5.3.18-150300.121.1

kernel-rt-devel: before 5.3.18-150300.121.1

kernel-rt-devel-debuginfo: before 5.3.18-150300.121.1

ocfs2-kmp-rt: before 5.3.18-150300.121.1

External links

http://www.suse.com/support/update/announcement/2023/suse-su-20230779-1/

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

4) NULL pointer dereference

EUVDB-ID: #VU71479

Risk: Medium

CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-47929

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error in the traffic control subsystem in Linux kernel. A local user can pass pass a specially crafted traffic control configuration that is set up with "tc qdisc" and "tc class" commands and perform a denial of service (DoS) attack.

Mitigation

Update the affected package the Linux Kernel to the latest version.

Vulnerable software versions

SUSE Real Time Module: 15-SP3

SUSE Linux Enterprise Micro for Rancher: 5.2

SUSE Linux Enterprise Real Time 15: SP3

SUSE Linux Enterprise Micro: 5.1 - 5.2

kernel-rt_debug: before 5.3.18-150300.121.1

kernel-rt: before 5.3.18-150300.121.1

kernel-source-rt: before 5.3.18-150300.121.1

kernel-devel-rt: before 5.3.18-150300.121.1

dlm-kmp-rt: before 5.3.18-150300.121.1

cluster-md-kmp-rt: before 5.3.18-150300.121.1

gfs2-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-devel-debuginfo: before 5.3.18-150300.121.1

ocfs2-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-devel: before 5.3.18-150300.121.1

kernel-rt_debug-debuginfo: before 5.3.18-150300.121.1

kernel-rt-debuginfo: before 5.3.18-150300.121.1

dlm-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-debugsource: before 5.3.18-150300.121.1

kernel-rt-debugsource: before 5.3.18-150300.121.1

gfs2-kmp-rt: before 5.3.18-150300.121.1

cluster-md-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-syms-rt: before 5.3.18-150300.121.1

kernel-rt-devel: before 5.3.18-150300.121.1

kernel-rt-devel-debuginfo: before 5.3.18-150300.121.1

ocfs2-kmp-rt: before 5.3.18-150300.121.1

External links

http://www.suse.com/support/update/announcement/2023/suse-su-20230779-1/

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

5) Security features bypass

EUVDB-ID: #VU72469

Risk: Low

CVSSv3.1: 2.6 [CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:N/E:P/RL:O/RC:C]

CVE-ID: CVE-2023-0045

CWE-ID: CWE-254 - Security Features

Exploit availability: Yes

Description

The vulnerability allows a local user to bypass implemented security restrictions.

The vulnerability exists due to Linux kernel does not correctly mitigate SMT attacks. A local user can bypass Spectre-BTI user space mitigations and gain access to sensitive information.

Mitigation

Update the affected package the Linux Kernel to the latest version.

Vulnerable software versions

SUSE Real Time Module: 15-SP3

SUSE Linux Enterprise Micro for Rancher: 5.2

SUSE Linux Enterprise Real Time 15: SP3

SUSE Linux Enterprise Micro: 5.1 - 5.2

kernel-rt_debug: before 5.3.18-150300.121.1

kernel-rt: before 5.3.18-150300.121.1

kernel-source-rt: before 5.3.18-150300.121.1

kernel-devel-rt: before 5.3.18-150300.121.1

dlm-kmp-rt: before 5.3.18-150300.121.1

cluster-md-kmp-rt: before 5.3.18-150300.121.1

gfs2-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-devel-debuginfo: before 5.3.18-150300.121.1

ocfs2-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-devel: before 5.3.18-150300.121.1

kernel-rt_debug-debuginfo: before 5.3.18-150300.121.1

kernel-rt-debuginfo: before 5.3.18-150300.121.1

dlm-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-debugsource: before 5.3.18-150300.121.1

kernel-rt-debugsource: before 5.3.18-150300.121.1

gfs2-kmp-rt: before 5.3.18-150300.121.1

cluster-md-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-syms-rt: before 5.3.18-150300.121.1

kernel-rt-devel: before 5.3.18-150300.121.1

kernel-rt-devel-debuginfo: before 5.3.18-150300.121.1

ocfs2-kmp-rt: before 5.3.18-150300.121.1

External links

http://www.suse.com/support/update/announcement/2023/suse-su-20230779-1/

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.

6) Integer overflow

EUVDB-ID: #VU71173

Risk: Low

CVSSv3.1: 7 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C]

CVE-ID: CVE-2023-0179

CWE-ID: CWE-190 - Integer overflow

Exploit availability: Yes

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to an integer overflow within the nft_payload_copy_vlan() function in Linux kernel Netfilter. A local user can trigger an integer overflow and execute arbitrary code with elevated privileges.

Mitigation

Update the affected package the Linux Kernel to the latest version.

Vulnerable software versions

SUSE Real Time Module: 15-SP3

SUSE Linux Enterprise Micro for Rancher: 5.2

SUSE Linux Enterprise Real Time 15: SP3

SUSE Linux Enterprise Micro: 5.1 - 5.2

kernel-rt_debug: before 5.3.18-150300.121.1

kernel-rt: before 5.3.18-150300.121.1

kernel-source-rt: before 5.3.18-150300.121.1

kernel-devel-rt: before 5.3.18-150300.121.1

dlm-kmp-rt: before 5.3.18-150300.121.1

cluster-md-kmp-rt: before 5.3.18-150300.121.1

gfs2-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-devel-debuginfo: before 5.3.18-150300.121.1

ocfs2-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-devel: before 5.3.18-150300.121.1

kernel-rt_debug-debuginfo: before 5.3.18-150300.121.1

kernel-rt-debuginfo: before 5.3.18-150300.121.1

dlm-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-debugsource: before 5.3.18-150300.121.1

kernel-rt-debugsource: before 5.3.18-150300.121.1

gfs2-kmp-rt: before 5.3.18-150300.121.1

cluster-md-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-syms-rt: before 5.3.18-150300.121.1

kernel-rt-devel: before 5.3.18-150300.121.1

kernel-rt-devel-debuginfo: before 5.3.18-150300.121.1

ocfs2-kmp-rt: before 5.3.18-150300.121.1

External links

http://www.suse.com/support/update/announcement/2023/suse-su-20230779-1/

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.

7) Use-after-free

EUVDB-ID: #VU71482

Risk: High

CVSSv3.1: 8.4 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:H/RL:O/RC:C]

CVE-ID: CVE-2023-0266

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error within the snd_ctl_elem_read() function in the Linux kernel sound subsystem. A local user can trigger a use-after-free error and execute arbitrary code on the system.

Note, the vulnerability is being actively exploited in the wild.

Mitigation

Update the affected package the Linux Kernel to the latest version.

Vulnerable software versions

SUSE Real Time Module: 15-SP3

SUSE Linux Enterprise Micro for Rancher: 5.2

SUSE Linux Enterprise Real Time 15: SP3

SUSE Linux Enterprise Micro: 5.1 - 5.2

kernel-rt_debug: before 5.3.18-150300.121.1

kernel-rt: before 5.3.18-150300.121.1

kernel-source-rt: before 5.3.18-150300.121.1

kernel-devel-rt: before 5.3.18-150300.121.1

dlm-kmp-rt: before 5.3.18-150300.121.1

cluster-md-kmp-rt: before 5.3.18-150300.121.1

gfs2-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-devel-debuginfo: before 5.3.18-150300.121.1

ocfs2-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-devel: before 5.3.18-150300.121.1

kernel-rt_debug-debuginfo: before 5.3.18-150300.121.1

kernel-rt-debuginfo: before 5.3.18-150300.121.1

dlm-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-debugsource: before 5.3.18-150300.121.1

kernel-rt-debugsource: before 5.3.18-150300.121.1

gfs2-kmp-rt: before 5.3.18-150300.121.1

cluster-md-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-syms-rt: before 5.3.18-150300.121.1

kernel-rt-devel: before 5.3.18-150300.121.1

kernel-rt-devel-debuginfo: before 5.3.18-150300.121.1

ocfs2-kmp-rt: before 5.3.18-150300.121.1

External links

http://www.suse.com/support/update/announcement/2023/suse-su-20230779-1/

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

Yes. This vulnerability is being exploited in the wild.

8) Use-after-free

EUVDB-ID: #VU72098

Risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-0590

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to a use-after-free error within the qdisc_graft() function in net/sched/sch_api.c. A local user can trigger a use-after-free error and crash the kernel.

Mitigation

Update the affected package the Linux Kernel to the latest version.

Vulnerable software versions

SUSE Real Time Module: 15-SP3

SUSE Linux Enterprise Micro for Rancher: 5.2

SUSE Linux Enterprise Real Time 15: SP3

SUSE Linux Enterprise Micro: 5.1 - 5.2

kernel-rt_debug: before 5.3.18-150300.121.1

kernel-rt: before 5.3.18-150300.121.1

kernel-source-rt: before 5.3.18-150300.121.1

kernel-devel-rt: before 5.3.18-150300.121.1

dlm-kmp-rt: before 5.3.18-150300.121.1

cluster-md-kmp-rt: before 5.3.18-150300.121.1

gfs2-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-devel-debuginfo: before 5.3.18-150300.121.1

ocfs2-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-devel: before 5.3.18-150300.121.1

kernel-rt_debug-debuginfo: before 5.3.18-150300.121.1

kernel-rt-debuginfo: before 5.3.18-150300.121.1

dlm-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-debugsource: before 5.3.18-150300.121.1

kernel-rt-debugsource: before 5.3.18-150300.121.1

gfs2-kmp-rt: before 5.3.18-150300.121.1

cluster-md-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-syms-rt: before 5.3.18-150300.121.1

kernel-rt-devel: before 5.3.18-150300.121.1

kernel-rt-devel-debuginfo: before 5.3.18-150300.121.1

ocfs2-kmp-rt: before 5.3.18-150300.121.1

External links

http://www.suse.com/support/update/announcement/2023/suse-su-20230779-1/

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

9) Memory leak

EUVDB-ID: #VU73765

Risk: Low

CVSSv3.1: 5.7 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-0597

CWE-ID: CWE-401 - Missing release of memory after effective lifetime

Exploit availability: No

Description

The vulnerability allows a local user to gain access to sensitive information.

The vulnerability exists due to memory leak within the Linux kernel cpu_entry_area mapping of X86 CPU data. A local user can gain access to sensitive information.

Mitigation

Update the affected package the Linux Kernel to the latest version.

Vulnerable software versions

SUSE Real Time Module: 15-SP3

SUSE Linux Enterprise Micro for Rancher: 5.2

SUSE Linux Enterprise Real Time 15: SP3

SUSE Linux Enterprise Micro: 5.1 - 5.2

kernel-rt_debug: before 5.3.18-150300.121.1

kernel-rt: before 5.3.18-150300.121.1

kernel-source-rt: before 5.3.18-150300.121.1

kernel-devel-rt: before 5.3.18-150300.121.1

dlm-kmp-rt: before 5.3.18-150300.121.1

cluster-md-kmp-rt: before 5.3.18-150300.121.1

gfs2-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-devel-debuginfo: before 5.3.18-150300.121.1

ocfs2-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-devel: before 5.3.18-150300.121.1

kernel-rt_debug-debuginfo: before 5.3.18-150300.121.1

kernel-rt-debuginfo: before 5.3.18-150300.121.1

dlm-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-debugsource: before 5.3.18-150300.121.1

kernel-rt-debugsource: before 5.3.18-150300.121.1

gfs2-kmp-rt: before 5.3.18-150300.121.1

cluster-md-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-syms-rt: before 5.3.18-150300.121.1

kernel-rt-devel: before 5.3.18-150300.121.1

kernel-rt-devel-debuginfo: before 5.3.18-150300.121.1

ocfs2-kmp-rt: before 5.3.18-150300.121.1

External links

http://www.suse.com/support/update/announcement/2023/suse-su-20230779-1/

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

10) Type Confusion

EUVDB-ID: #VU72742

Risk: Low

CVSSv3.1: 5.8 [CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-1076

CWE-ID: CWE-843 - Type confusion

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a type confusion error during initialization of TUN/TAP sockets. A local user can trigger a type confusion error and execute arbitrary code with elevated privileges.

Mitigation

Update the affected package the Linux Kernel to the latest version.

Vulnerable software versions

SUSE Real Time Module: 15-SP3

SUSE Linux Enterprise Micro for Rancher: 5.2

SUSE Linux Enterprise Real Time 15: SP3

SUSE Linux Enterprise Micro: 5.1 - 5.2

kernel-rt_debug: before 5.3.18-150300.121.1

kernel-rt: before 5.3.18-150300.121.1

kernel-source-rt: before 5.3.18-150300.121.1

kernel-devel-rt: before 5.3.18-150300.121.1

dlm-kmp-rt: before 5.3.18-150300.121.1

cluster-md-kmp-rt: before 5.3.18-150300.121.1

gfs2-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-devel-debuginfo: before 5.3.18-150300.121.1

ocfs2-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-devel: before 5.3.18-150300.121.1

kernel-rt_debug-debuginfo: before 5.3.18-150300.121.1

kernel-rt-debuginfo: before 5.3.18-150300.121.1

dlm-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-debugsource: before 5.3.18-150300.121.1

kernel-rt-debugsource: before 5.3.18-150300.121.1

gfs2-kmp-rt: before 5.3.18-150300.121.1

cluster-md-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-syms-rt: before 5.3.18-150300.121.1

kernel-rt-devel: before 5.3.18-150300.121.1

kernel-rt-devel-debuginfo: before 5.3.18-150300.121.1

ocfs2-kmp-rt: before 5.3.18-150300.121.1

External links

http://www.suse.com/support/update/announcement/2023/suse-su-20230779-1/

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

11) NULL pointer dereference

EUVDB-ID: #VU73783

Risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-1095

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error in the nf_tables_updtable() function within the netfilter subsystem. A local user can perform a denial of service (DoS) attack.

Mitigation

Update the affected package the Linux Kernel to the latest version.

Vulnerable software versions

SUSE Real Time Module: 15-SP3

SUSE Linux Enterprise Micro for Rancher: 5.2

SUSE Linux Enterprise Real Time 15: SP3

SUSE Linux Enterprise Micro: 5.1 - 5.2

kernel-rt_debug: before 5.3.18-150300.121.1

kernel-rt: before 5.3.18-150300.121.1

kernel-source-rt: before 5.3.18-150300.121.1

kernel-devel-rt: before 5.3.18-150300.121.1

dlm-kmp-rt: before 5.3.18-150300.121.1

cluster-md-kmp-rt: before 5.3.18-150300.121.1

gfs2-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-devel-debuginfo: before 5.3.18-150300.121.1

ocfs2-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-devel: before 5.3.18-150300.121.1

kernel-rt_debug-debuginfo: before 5.3.18-150300.121.1

kernel-rt-debuginfo: before 5.3.18-150300.121.1

dlm-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-debugsource: before 5.3.18-150300.121.1

kernel-rt-debugsource: before 5.3.18-150300.121.1

gfs2-kmp-rt: before 5.3.18-150300.121.1

cluster-md-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-syms-rt: before 5.3.18-150300.121.1

kernel-rt-devel: before 5.3.18-150300.121.1

kernel-rt-devel-debuginfo: before 5.3.18-150300.121.1

ocfs2-kmp-rt: before 5.3.18-150300.121.1

External links

http://www.suse.com/support/update/announcement/2023/suse-su-20230779-1/

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

12) Use-after-free

EUVDB-ID: #VU72734

Risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-1118

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error in the Linux kernel integrated infrared receiver/transceiver driver "drivers/media/rc/ene_ir.c" when detaching rc device. A local user can trigger a use-after-free error and execute arbitrary code with elevated privileges.

Mitigation

Update the affected package the Linux Kernel to the latest version.

Vulnerable software versions

SUSE Real Time Module: 15-SP3

SUSE Linux Enterprise Micro for Rancher: 5.2

SUSE Linux Enterprise Real Time 15: SP3

SUSE Linux Enterprise Micro: 5.1 - 5.2

kernel-rt_debug: before 5.3.18-150300.121.1

kernel-rt: before 5.3.18-150300.121.1

kernel-source-rt: before 5.3.18-150300.121.1

kernel-devel-rt: before 5.3.18-150300.121.1

dlm-kmp-rt: before 5.3.18-150300.121.1

cluster-md-kmp-rt: before 5.3.18-150300.121.1

gfs2-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-devel-debuginfo: before 5.3.18-150300.121.1

ocfs2-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-devel: before 5.3.18-150300.121.1

kernel-rt_debug-debuginfo: before 5.3.18-150300.121.1

kernel-rt-debuginfo: before 5.3.18-150300.121.1

dlm-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-debugsource: before 5.3.18-150300.121.1

kernel-rt-debugsource: before 5.3.18-150300.121.1

gfs2-kmp-rt: before 5.3.18-150300.121.1

cluster-md-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-syms-rt: before 5.3.18-150300.121.1

kernel-rt-devel: before 5.3.18-150300.121.1

kernel-rt-devel-debuginfo: before 5.3.18-150300.121.1

ocfs2-kmp-rt: before 5.3.18-150300.121.1

External links

http://www.suse.com/support/update/announcement/2023/suse-su-20230779-1/

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

13) Use-after-free

EUVDB-ID: #VU73784

Risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-1195

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to a use-after-free error within the reconn_set_ipaddr_from_hostname() function in fs/cifs/connect.c in Linux kernel. A local user can perform a denial of service (DoS) attack.

Mitigation

Update the affected package the Linux Kernel to the latest version.

Vulnerable software versions

SUSE Real Time Module: 15-SP3

SUSE Linux Enterprise Micro for Rancher: 5.2

SUSE Linux Enterprise Real Time 15: SP3

SUSE Linux Enterprise Micro: 5.1 - 5.2

kernel-rt_debug: before 5.3.18-150300.121.1

kernel-rt: before 5.3.18-150300.121.1

kernel-source-rt: before 5.3.18-150300.121.1

kernel-devel-rt: before 5.3.18-150300.121.1

dlm-kmp-rt: before 5.3.18-150300.121.1

cluster-md-kmp-rt: before 5.3.18-150300.121.1

gfs2-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-devel-debuginfo: before 5.3.18-150300.121.1

ocfs2-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-devel: before 5.3.18-150300.121.1

kernel-rt_debug-debuginfo: before 5.3.18-150300.121.1

kernel-rt-debuginfo: before 5.3.18-150300.121.1

dlm-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-debugsource: before 5.3.18-150300.121.1

kernel-rt-debugsource: before 5.3.18-150300.121.1

gfs2-kmp-rt: before 5.3.18-150300.121.1

cluster-md-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-syms-rt: before 5.3.18-150300.121.1

kernel-rt-devel: before 5.3.18-150300.121.1

kernel-rt-devel-debuginfo: before 5.3.18-150300.121.1

ocfs2-kmp-rt: before 5.3.18-150300.121.1

External links

http://www.suse.com/support/update/announcement/2023/suse-su-20230779-1/

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

14) Input validation error

EUVDB-ID: #VU73767

Risk: Low

CVSSv3.1: 7.7 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-22995

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to insufficient validation of user-supplied input within the dwc3_qcom_acpi_register_core() function in drivers/usb/dwc3/dwc3-qcom.c. A local user can execute arbitrary code on the system with elevated privileges.

Mitigation

Update the affected package the Linux Kernel to the latest version.

Vulnerable software versions

SUSE Real Time Module: 15-SP3

SUSE Linux Enterprise Micro for Rancher: 5.2

SUSE Linux Enterprise Real Time 15: SP3

SUSE Linux Enterprise Micro: 5.1 - 5.2

kernel-rt_debug: before 5.3.18-150300.121.1

kernel-rt: before 5.3.18-150300.121.1

kernel-source-rt: before 5.3.18-150300.121.1

kernel-devel-rt: before 5.3.18-150300.121.1

dlm-kmp-rt: before 5.3.18-150300.121.1

cluster-md-kmp-rt: before 5.3.18-150300.121.1

gfs2-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-devel-debuginfo: before 5.3.18-150300.121.1

ocfs2-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-devel: before 5.3.18-150300.121.1

kernel-rt_debug-debuginfo: before 5.3.18-150300.121.1

kernel-rt-debuginfo: before 5.3.18-150300.121.1

dlm-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-debugsource: before 5.3.18-150300.121.1

kernel-rt-debugsource: before 5.3.18-150300.121.1

gfs2-kmp-rt: before 5.3.18-150300.121.1

cluster-md-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-syms-rt: before 5.3.18-150300.121.1

kernel-rt-devel: before 5.3.18-150300.121.1

kernel-rt-devel-debuginfo: before 5.3.18-150300.121.1

ocfs2-kmp-rt: before 5.3.18-150300.121.1

External links

http://www.suse.com/support/update/announcement/2023/suse-su-20230779-1/

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

15) Return of pointer value outside of expected range

EUVDB-ID: #VU73768

Risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-22998

CWE-ID: CWE-466 - Return of pointer value outside of expected range

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to unexpected value of the pointer returned as value in the drm_gem_shmem_get_sg_table() function in drivers/gpu/drm/virtio/virtgpu_object.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Update the affected package the Linux Kernel to the latest version.

Vulnerable software versions

SUSE Real Time Module: 15-SP3

SUSE Linux Enterprise Micro for Rancher: 5.2

SUSE Linux Enterprise Real Time 15: SP3

SUSE Linux Enterprise Micro: 5.1 - 5.2

kernel-rt_debug: before 5.3.18-150300.121.1

kernel-rt: before 5.3.18-150300.121.1

kernel-source-rt: before 5.3.18-150300.121.1

kernel-devel-rt: before 5.3.18-150300.121.1

dlm-kmp-rt: before 5.3.18-150300.121.1

cluster-md-kmp-rt: before 5.3.18-150300.121.1

gfs2-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-devel-debuginfo: before 5.3.18-150300.121.1

ocfs2-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-devel: before 5.3.18-150300.121.1

kernel-rt_debug-debuginfo: before 5.3.18-150300.121.1

kernel-rt-debuginfo: before 5.3.18-150300.121.1

dlm-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-debugsource: before 5.3.18-150300.121.1

kernel-rt-debugsource: before 5.3.18-150300.121.1

gfs2-kmp-rt: before 5.3.18-150300.121.1

cluster-md-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-syms-rt: before 5.3.18-150300.121.1

kernel-rt-devel: before 5.3.18-150300.121.1

kernel-rt-devel-debuginfo: before 5.3.18-150300.121.1

ocfs2-kmp-rt: before 5.3.18-150300.121.1

External links

http://www.suse.com/support/update/announcement/2023/suse-su-20230779-1/

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

16) NULL pointer dereference

EUVDB-ID: #VU73769

Risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-23000

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error within the tegra_xusb_find_port_node() function in drivers/phy/tegra/xusb.c. A local user can pass specially crafted data to the system and perform a denial of service (DoS) attack.

Mitigation

Update the affected package the Linux Kernel to the latest version.

Vulnerable software versions

SUSE Real Time Module: 15-SP3

SUSE Linux Enterprise Micro for Rancher: 5.2

SUSE Linux Enterprise Real Time 15: SP3

SUSE Linux Enterprise Micro: 5.1 - 5.2

kernel-rt_debug: before 5.3.18-150300.121.1

kernel-rt: before 5.3.18-150300.121.1

kernel-source-rt: before 5.3.18-150300.121.1

kernel-devel-rt: before 5.3.18-150300.121.1

dlm-kmp-rt: before 5.3.18-150300.121.1

cluster-md-kmp-rt: before 5.3.18-150300.121.1

gfs2-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-devel-debuginfo: before 5.3.18-150300.121.1

ocfs2-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-devel: before 5.3.18-150300.121.1

kernel-rt_debug-debuginfo: before 5.3.18-150300.121.1

kernel-rt-debuginfo: before 5.3.18-150300.121.1

dlm-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-debugsource: before 5.3.18-150300.121.1

kernel-rt-debugsource: before 5.3.18-150300.121.1

gfs2-kmp-rt: before 5.3.18-150300.121.1

cluster-md-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-syms-rt: before 5.3.18-150300.121.1

kernel-rt-devel: before 5.3.18-150300.121.1

kernel-rt-devel-debuginfo: before 5.3.18-150300.121.1

ocfs2-kmp-rt: before 5.3.18-150300.121.1

External links

http://www.suse.com/support/update/announcement/2023/suse-su-20230779-1/

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

17) NULL pointer dereference

EUVDB-ID: #VU73773

Risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-23004

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error within the get_sg_table() function in drivers/gpu/drm/arm/malidp_planes.c. A local user can pass specially crafted data to the system and perform a denial of service (DoS) attack.

Mitigation

Update the affected package the Linux Kernel to the latest version.

Vulnerable software versions

SUSE Real Time Module: 15-SP3

SUSE Linux Enterprise Micro for Rancher: 5.2

SUSE Linux Enterprise Real Time 15: SP3

SUSE Linux Enterprise Micro: 5.1 - 5.2

kernel-rt_debug: before 5.3.18-150300.121.1

kernel-rt: before 5.3.18-150300.121.1

kernel-source-rt: before 5.3.18-150300.121.1

kernel-devel-rt: before 5.3.18-150300.121.1

dlm-kmp-rt: before 5.3.18-150300.121.1

cluster-md-kmp-rt: before 5.3.18-150300.121.1

gfs2-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-devel-debuginfo: before 5.3.18-150300.121.1

ocfs2-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-devel: before 5.3.18-150300.121.1

kernel-rt_debug-debuginfo: before 5.3.18-150300.121.1

kernel-rt-debuginfo: before 5.3.18-150300.121.1

dlm-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-debugsource: before 5.3.18-150300.121.1

kernel-rt-debugsource: before 5.3.18-150300.121.1

gfs2-kmp-rt: before 5.3.18-150300.121.1

cluster-md-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-syms-rt: before 5.3.18-150300.121.1

kernel-rt-devel: before 5.3.18-150300.121.1

kernel-rt-devel-debuginfo: before 5.3.18-150300.121.1

ocfs2-kmp-rt: before 5.3.18-150300.121.1

External links

http://www.suse.com/support/update/announcement/2023/suse-su-20230779-1/

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

18) NULL pointer dereference

EUVDB-ID: #VU73770

Risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-23006

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error within the mlx5_get_uars_page() function in drivers/net/ethernet/mellanox/mlx5/core/steering/dr_domain.c. A local user can pass specially crafted data to the systen and perform a denial of service (DoS) attack.

Mitigation

Update the affected package the Linux Kernel to the latest version.

Vulnerable software versions

SUSE Real Time Module: 15-SP3

SUSE Linux Enterprise Micro for Rancher: 5.2

SUSE Linux Enterprise Real Time 15: SP3

SUSE Linux Enterprise Micro: 5.1 - 5.2

kernel-rt_debug: before 5.3.18-150300.121.1

kernel-rt: before 5.3.18-150300.121.1

kernel-source-rt: before 5.3.18-150300.121.1

kernel-devel-rt: before 5.3.18-150300.121.1

dlm-kmp-rt: before 5.3.18-150300.121.1

cluster-md-kmp-rt: before 5.3.18-150300.121.1

gfs2-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-devel-debuginfo: before 5.3.18-150300.121.1

ocfs2-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-devel: before 5.3.18-150300.121.1

kernel-rt_debug-debuginfo: before 5.3.18-150300.121.1

kernel-rt-debuginfo: before 5.3.18-150300.121.1

dlm-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-debugsource: before 5.3.18-150300.121.1

kernel-rt-debugsource: before 5.3.18-150300.121.1

gfs2-kmp-rt: before 5.3.18-150300.121.1

cluster-md-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-syms-rt: before 5.3.18-150300.121.1

kernel-rt-devel: before 5.3.18-150300.121.1

kernel-rt-devel-debuginfo: before 5.3.18-150300.121.1

ocfs2-kmp-rt: before 5.3.18-150300.121.1

External links

http://www.suse.com/support/update/announcement/2023/suse-su-20230779-1/

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

19) Integer overflow

EUVDB-ID: #VU72468

Risk: Low

CVSSv3.1: 7.7 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-23559

CWE-ID: CWE-190 - Integer overflow

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to integer overflow within the rndis_query_oid() function in drivers/net/wireless/rndis_wlan.c. A local user can trigger an integer overflow and execute arbitrary code with elevated privileges.

Mitigation

Update the affected package the Linux Kernel to the latest version.

Vulnerable software versions

SUSE Real Time Module: 15-SP3

SUSE Linux Enterprise Micro for Rancher: 5.2

SUSE Linux Enterprise Real Time 15: SP3

SUSE Linux Enterprise Micro: 5.1 - 5.2

kernel-rt_debug: before 5.3.18-150300.121.1

kernel-rt: before 5.3.18-150300.121.1

kernel-source-rt: before 5.3.18-150300.121.1

kernel-devel-rt: before 5.3.18-150300.121.1

dlm-kmp-rt: before 5.3.18-150300.121.1

cluster-md-kmp-rt: before 5.3.18-150300.121.1

gfs2-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-devel-debuginfo: before 5.3.18-150300.121.1

ocfs2-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-devel: before 5.3.18-150300.121.1

kernel-rt_debug-debuginfo: before 5.3.18-150300.121.1

kernel-rt-debuginfo: before 5.3.18-150300.121.1

dlm-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-debugsource: before 5.3.18-150300.121.1

kernel-rt-debugsource: before 5.3.18-150300.121.1

gfs2-kmp-rt: before 5.3.18-150300.121.1

cluster-md-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-syms-rt: before 5.3.18-150300.121.1

kernel-rt-devel: before 5.3.18-150300.121.1

kernel-rt-devel-debuginfo: before 5.3.18-150300.121.1

ocfs2-kmp-rt: before 5.3.18-150300.121.1

External links

http://www.suse.com/support/update/announcement/2023/suse-su-20230779-1/

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

20) Use-after-free

EUVDB-ID: #VU71764

Risk: Low

CVSSv3.1: 4 [CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-25012

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows an attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a use-after-free error within the bigben_remove() function in drivers/hid/hid-bigbenff.c. An attacker with physical access to the system can attach a specially crafted USB device to the system and cause a denial of service condition.

Mitigation

Update the affected package the Linux Kernel to the latest version.

Vulnerable software versions

SUSE Real Time Module: 15-SP3

SUSE Linux Enterprise Micro for Rancher: 5.2

SUSE Linux Enterprise Real Time 15: SP3

SUSE Linux Enterprise Micro: 5.1 - 5.2

kernel-rt_debug: before 5.3.18-150300.121.1

kernel-rt: before 5.3.18-150300.121.1

kernel-source-rt: before 5.3.18-150300.121.1

kernel-devel-rt: before 5.3.18-150300.121.1

dlm-kmp-rt: before 5.3.18-150300.121.1

cluster-md-kmp-rt: before 5.3.18-150300.121.1

gfs2-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-devel-debuginfo: before 5.3.18-150300.121.1

ocfs2-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-devel: before 5.3.18-150300.121.1

kernel-rt_debug-debuginfo: before 5.3.18-150300.121.1

kernel-rt-debuginfo: before 5.3.18-150300.121.1

dlm-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-debugsource: before 5.3.18-150300.121.1

kernel-rt-debugsource: before 5.3.18-150300.121.1

gfs2-kmp-rt: before 5.3.18-150300.121.1

cluster-md-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-syms-rt: before 5.3.18-150300.121.1

kernel-rt-devel: before 5.3.18-150300.121.1

kernel-rt-devel-debuginfo: before 5.3.18-150300.121.1

ocfs2-kmp-rt: before 5.3.18-150300.121.1

External links

http://www.suse.com/support/update/announcement/2023/suse-su-20230779-1/

Q & A

Can this vulnerability be exploited remotely?

No. The attacker should have physical access to the system in order to successfully exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

21) Double Free

EUVDB-ID: #VU73766

Risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-26545

CWE-ID: CWE-415 - Double Free

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a double free in net/mpls/af_mpls.c during the renaming of a device. A local user can trigger a double free error and execute arbitrary code with elevated privileges.

Mitigation

Update the affected package the Linux Kernel to the latest version.

Vulnerable software versions

SUSE Real Time Module: 15-SP3

SUSE Linux Enterprise Micro for Rancher: 5.2

SUSE Linux Enterprise Real Time 15: SP3

SUSE Linux Enterprise Micro: 5.1 - 5.2

kernel-rt_debug: before 5.3.18-150300.121.1

kernel-rt: before 5.3.18-150300.121.1

kernel-source-rt: before 5.3.18-150300.121.1

kernel-devel-rt: before 5.3.18-150300.121.1

dlm-kmp-rt: before 5.3.18-150300.121.1

cluster-md-kmp-rt: before 5.3.18-150300.121.1

gfs2-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-devel-debuginfo: before 5.3.18-150300.121.1

ocfs2-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-devel: before 5.3.18-150300.121.1

kernel-rt_debug-debuginfo: before 5.3.18-150300.121.1

kernel-rt-debuginfo: before 5.3.18-150300.121.1

dlm-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-rt_debug-debugsource: before 5.3.18-150300.121.1

kernel-rt-debugsource: before 5.3.18-150300.121.1

gfs2-kmp-rt: before 5.3.18-150300.121.1

cluster-md-kmp-rt-debuginfo: before 5.3.18-150300.121.1

kernel-syms-rt: before 5.3.18-150300.121.1

kernel-rt-devel: before 5.3.18-150300.121.1

kernel-rt-devel-debuginfo: before 5.3.18-150300.121.1

ocfs2-kmp-rt: before 5.3.18-150300.121.1

External links

http://www.suse.com/support/update/announcement/2023/suse-su-20230779-1/

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.