openEuler 22.03 LTS update for kernel

Published: 2022-11-04

Risk	High
Patch available	YES
Number of vulnerabilities	11
CVE-ID	CVE-2022-3523 CVE-2022-3535 CVE-2022-3621 CVE-2022-3623 CVE-2022-3625 CVE-2022-3635 CVE-2022-43750 CVE-2022-2978 CVE-2022-3629 CVE-2022-42432 CVE-2022-3646
CWE-ID	CWE-416 CWE-401 CWE-476 CWE-362 CWE-787 CWE-120
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	openEuler Operating systems & Components / Operating system kernel-debugsource Operating systems & Components / Operating system package or component perf-debuginfo Operating systems & Components / Operating system package or component kernel-source Operating systems & Components / Operating system package or component kernel-devel Operating systems & Components / Operating system package or component kernel-tools-devel Operating systems & Components / Operating system package or component perf Operating systems & Components / Operating system package or component bpftool-debuginfo Operating systems & Components / Operating system package or component kernel-headers Operating systems & Components / Operating system package or component kernel-debuginfo Operating systems & Components / Operating system package or component kernel-tools-debuginfo Operating systems & Components / Operating system package or component bpftool Operating systems & Components / Operating system package or component kernel-tools Operating systems & Components / Operating system package or component python3-perf Operating systems & Components / Operating system package or component python3-perf-debuginfo Operating systems & Components / Operating system package or component kernel Operating systems & Components / Operating system package or component
Vendor	openEuler

Security Bulletin

This security bulletin contains information about 11 vulnerabilities.

1) Use-after-free

EUVDB-ID: #VU73772

Risk: Low

CVSSv3.1: 2.9 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-3523

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 when in mm/memory.c in Linux kernel. A local user can trigger a use-after-free error and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 22.03 LTS

kernel-debugsource: before 5.10.0-60.65.0.90

perf-debuginfo: before 5.10.0-60.65.0.90

kernel-source: before 5.10.0-60.65.0.90

kernel-devel: before 5.10.0-60.65.0.90

kernel-tools-devel: before 5.10.0-60.65.0.90

perf: before 5.10.0-60.65.0.90

bpftool-debuginfo: before 5.10.0-60.65.0.90

kernel-headers: before 5.10.0-60.65.0.90

kernel-debuginfo: before 5.10.0-60.65.0.90

kernel-tools-debuginfo: before 5.10.0-60.65.0.90

bpftool: before 5.10.0-60.65.0.90

kernel-tools: before 5.10.0-60.65.0.90

python3-perf: before 5.10.0-60.65.0.90

python3-perf-debuginfo: before 5.10.0-60.65.0.90

kernel: before 5.10.0-60.65.0.90

External links

http://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2022-2045

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) Memory leak

EUVDB-ID: #VU69791

Risk: Low

CVSSv3.1: 2.2 [CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-3535

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

Exploit availability: No

Description

The vulnerability allows a local user to perform DoS attack.

The vulnerability exists due memory leak within the mvpp2_dbgfs_port_init() function in drivers/net/ethernet/marvell/mvpp2/mvpp2_debugfs.c, when a device is probed. A local user can force the system to leak memory and perform denial of service attack.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 22.03 LTS

kernel-debugsource: before 5.10.0-60.65.0.90

perf-debuginfo: before 5.10.0-60.65.0.90

kernel-source: before 5.10.0-60.65.0.90

kernel-devel: before 5.10.0-60.65.0.90

kernel-tools-devel: before 5.10.0-60.65.0.90

perf: before 5.10.0-60.65.0.90

bpftool-debuginfo: before 5.10.0-60.65.0.90

kernel-headers: before 5.10.0-60.65.0.90

kernel-debuginfo: before 5.10.0-60.65.0.90

kernel-tools-debuginfo: before 5.10.0-60.65.0.90

bpftool: before 5.10.0-60.65.0.90

kernel-tools: before 5.10.0-60.65.0.90

python3-perf: before 5.10.0-60.65.0.90

python3-perf-debuginfo: before 5.10.0-60.65.0.90

kernel: before 5.10.0-60.65.0.90

External links

http://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2022-2045

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: #VU69300

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-3621

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

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

The vulnerability exists due to a NULL pointer dereference error in the nilfs2 filesystem driver within the nilfs_bmap_lookup_at_level() function in fs/nilfs2/inode.c in Linux kernel. A remote attacker can trick the victim into mounting a specially crafted image and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 22.03 LTS

kernel-debugsource: before 5.10.0-60.65.0.90

perf-debuginfo: before 5.10.0-60.65.0.90

kernel-source: before 5.10.0-60.65.0.90

kernel-devel: before 5.10.0-60.65.0.90

kernel-tools-devel: before 5.10.0-60.65.0.90

perf: before 5.10.0-60.65.0.90

bpftool-debuginfo: before 5.10.0-60.65.0.90

kernel-headers: before 5.10.0-60.65.0.90

kernel-debuginfo: before 5.10.0-60.65.0.90

kernel-tools-debuginfo: before 5.10.0-60.65.0.90

bpftool: before 5.10.0-60.65.0.90

kernel-tools: before 5.10.0-60.65.0.90

python3-perf: before 5.10.0-60.65.0.90

python3-perf-debuginfo: before 5.10.0-60.65.0.90

kernel: before 5.10.0-60.65.0.90

External links

http://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2022-2045

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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

4) Race condition

EUVDB-ID: #VU69794

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-2022-3623

CWE-ID: CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

Exploit availability: No

Description

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

The vulnerability exists due to a race condition within the follow_page_pte() function in mm/gup.c. A local user can exploit the race and escalate privileges on the system.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 22.03 LTS

kernel-debugsource: before 5.10.0-60.65.0.90

perf-debuginfo: before 5.10.0-60.65.0.90

kernel-source: before 5.10.0-60.65.0.90

kernel-devel: before 5.10.0-60.65.0.90

kernel-tools-devel: before 5.10.0-60.65.0.90

perf: before 5.10.0-60.65.0.90

bpftool-debuginfo: before 5.10.0-60.65.0.90

kernel-headers: before 5.10.0-60.65.0.90

kernel-debuginfo: before 5.10.0-60.65.0.90

kernel-tools-debuginfo: before 5.10.0-60.65.0.90

bpftool: before 5.10.0-60.65.0.90

kernel-tools: before 5.10.0-60.65.0.90

python3-perf: before 5.10.0-60.65.0.90

python3-perf-debuginfo: before 5.10.0-60.65.0.90

kernel: before 5.10.0-60.65.0.90

External links

http://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2022-2045

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) Use-after-free

EUVDB-ID: #VU69397

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-2022-3625

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 devlink_param_set() and devlink_param_get() function in net/core/devlink.c in IPsec component of Linux kernel. A local user can trigger a use-after-free error and execute arbitrary code with elevated privileges.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 22.03 LTS

kernel-debugsource: before 5.10.0-60.65.0.90

perf-debuginfo: before 5.10.0-60.65.0.90

kernel-source: before 5.10.0-60.65.0.90

kernel-devel: before 5.10.0-60.65.0.90

kernel-tools-devel: before 5.10.0-60.65.0.90

perf: before 5.10.0-60.65.0.90

bpftool-debuginfo: before 5.10.0-60.65.0.90

kernel-headers: before 5.10.0-60.65.0.90

kernel-debuginfo: before 5.10.0-60.65.0.90

kernel-tools-debuginfo: before 5.10.0-60.65.0.90

bpftool: before 5.10.0-60.65.0.90

kernel-tools: before 5.10.0-60.65.0.90

python3-perf: before 5.10.0-60.65.0.90

python3-perf-debuginfo: before 5.10.0-60.65.0.90

kernel: before 5.10.0-60.65.0.90

External links

http://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2022-2045

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.

6) Use-after-free

EUVDB-ID: #VU69398

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-2022-3635

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 drivers/atm/idt77252.c in IPsec component of Linux kernel. A local user can trigger a use-after-free error and crash the kernel.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 22.03 LTS

kernel-debugsource: before 5.10.0-60.65.0.90

perf-debuginfo: before 5.10.0-60.65.0.90

kernel-source: before 5.10.0-60.65.0.90

kernel-devel: before 5.10.0-60.65.0.90

kernel-tools-devel: before 5.10.0-60.65.0.90

perf: before 5.10.0-60.65.0.90

bpftool-debuginfo: before 5.10.0-60.65.0.90

kernel-headers: before 5.10.0-60.65.0.90

kernel-debuginfo: before 5.10.0-60.65.0.90

kernel-tools-debuginfo: before 5.10.0-60.65.0.90

bpftool: before 5.10.0-60.65.0.90

kernel-tools: before 5.10.0-60.65.0.90

python3-perf: before 5.10.0-60.65.0.90

python3-perf-debuginfo: before 5.10.0-60.65.0.90

kernel: before 5.10.0-60.65.0.90

External links

http://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2022-2045

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.

7) Out-of-bounds write

EUVDB-ID: #VU69296

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-2022-43750

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

Exploit availability: No

Description

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

The vulnerability exists due to a boundary error within the drivers/usb/mon/mon_bin.c in usbmon in the Linux kernel. A local user can trigger an out-of-bounds write and execute arbitrary code with elevated privileges.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 22.03 LTS

kernel-debugsource: before 5.10.0-60.65.0.90

perf-debuginfo: before 5.10.0-60.65.0.90

kernel-source: before 5.10.0-60.65.0.90

kernel-devel: before 5.10.0-60.65.0.90

kernel-tools-devel: before 5.10.0-60.65.0.90

perf: before 5.10.0-60.65.0.90

bpftool-debuginfo: before 5.10.0-60.65.0.90

kernel-headers: before 5.10.0-60.65.0.90

kernel-debuginfo: before 5.10.0-60.65.0.90

kernel-tools-debuginfo: before 5.10.0-60.65.0.90

bpftool: before 5.10.0-60.65.0.90

kernel-tools: before 5.10.0-60.65.0.90

python3-perf: before 5.10.0-60.65.0.90

python3-perf-debuginfo: before 5.10.0-60.65.0.90

kernel: before 5.10.0-60.65.0.90

External links

http://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2022-2045

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.

8) Use-after-free

EUVDB-ID: #VU67812

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-2022-2978

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 Linux kernel NILFS file system. A local user can trigger a use-after-free error and execute arbitrary code with elevated privileges.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 22.03 LTS

kernel-debugsource: before 5.10.0-60.65.0.90

perf-debuginfo: before 5.10.0-60.65.0.90

kernel-source: before 5.10.0-60.65.0.90

kernel-devel: before 5.10.0-60.65.0.90

kernel-tools-devel: before 5.10.0-60.65.0.90

perf: before 5.10.0-60.65.0.90

bpftool-debuginfo: before 5.10.0-60.65.0.90

kernel-headers: before 5.10.0-60.65.0.90

kernel-debuginfo: before 5.10.0-60.65.0.90

kernel-tools-debuginfo: before 5.10.0-60.65.0.90

bpftool: before 5.10.0-60.65.0.90

kernel-tools: before 5.10.0-60.65.0.90

python3-perf: before 5.10.0-60.65.0.90

python3-perf-debuginfo: before 5.10.0-60.65.0.90

kernel: before 5.10.0-60.65.0.90

External links

http://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2022-2045

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: #VU69706

Risk: Low

CVSSv3.1: 2.9 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-3629

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

Exploit availability: No

Description

The vulnerability allows a local user to perform DoS attack.

The vulnerability exists due memory leak within the vsock_connect() function in net/vmw_vsock/af_vsock.c in Linux kernel IPSec implementation. A local user can force the system to leak memory and perform denial of service attack.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 22.03 LTS

kernel-debugsource: before 5.10.0-60.65.0.90

perf-debuginfo: before 5.10.0-60.65.0.90

kernel-source: before 5.10.0-60.65.0.90

kernel-devel: before 5.10.0-60.65.0.90

kernel-tools-devel: before 5.10.0-60.65.0.90

perf: before 5.10.0-60.65.0.90

bpftool-debuginfo: before 5.10.0-60.65.0.90

kernel-headers: before 5.10.0-60.65.0.90

kernel-debuginfo: before 5.10.0-60.65.0.90

kernel-tools-debuginfo: before 5.10.0-60.65.0.90

bpftool: before 5.10.0-60.65.0.90

kernel-tools: before 5.10.0-60.65.0.90

python3-perf: before 5.10.0-60.65.0.90

python3-perf-debuginfo: before 5.10.0-60.65.0.90

kernel: before 5.10.0-60.65.0.90

External links

http://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2022-2045

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) Buffer overflow

EUVDB-ID: #VU73749

Risk: High

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

CVE-ID: CVE-2022-42432

CWE-ID: CWE-120 - Buffer overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to memory safety bugs. A remote unauthenticated attacker can trick the victim into opening a specially crafted file, trigger buffer overflow and execute arbitrary code on the target system.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 22.03 LTS

kernel-debugsource: before 5.10.0-60.65.0.90

perf-debuginfo: before 5.10.0-60.65.0.90

kernel-source: before 5.10.0-60.65.0.90

kernel-devel: before 5.10.0-60.65.0.90

kernel-tools-devel: before 5.10.0-60.65.0.90

perf: before 5.10.0-60.65.0.90

bpftool-debuginfo: before 5.10.0-60.65.0.90

kernel-headers: before 5.10.0-60.65.0.90

kernel-debuginfo: before 5.10.0-60.65.0.90

kernel-tools-debuginfo: before 5.10.0-60.65.0.90

bpftool: before 5.10.0-60.65.0.90

kernel-tools: before 5.10.0-60.65.0.90

python3-perf: before 5.10.0-60.65.0.90

python3-perf-debuginfo: before 5.10.0-60.65.0.90

kernel: before 5.10.0-60.65.0.90

External links

http://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2022-2045

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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

11) NULL pointer dereference

EUVDB-ID: #VU69299

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-3646

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

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

The vulnerability exists due to a NULL pointer dereference error in the nilfs2 filesystem driver within the nilfs_attach_log_writer() function in fs/nilfs2/segment.c in Linux kernel. A remote attacker can trick the victim into mounting a specially crafted image and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 22.03 LTS

kernel-debugsource: before 5.10.0-60.65.0.90

perf-debuginfo: before 5.10.0-60.65.0.90

kernel-source: before 5.10.0-60.65.0.90

kernel-devel: before 5.10.0-60.65.0.90

kernel-tools-devel: before 5.10.0-60.65.0.90

perf: before 5.10.0-60.65.0.90

bpftool-debuginfo: before 5.10.0-60.65.0.90

kernel-headers: before 5.10.0-60.65.0.90

kernel-debuginfo: before 5.10.0-60.65.0.90

kernel-tools-debuginfo: before 5.10.0-60.65.0.90

bpftool: before 5.10.0-60.65.0.90

kernel-tools: before 5.10.0-60.65.0.90

python3-perf: before 5.10.0-60.65.0.90

python3-perf-debuginfo: before 5.10.0-60.65.0.90

kernel: before 5.10.0-60.65.0.90

External links

http://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2022-2045

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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