Risk | Medium |
Patch available | YES |
Number of vulnerabilities | 14 |
CVE-ID | CVE-2020-15393 CVE-2020-36557 CVE-2020-36558 CVE-2021-33655 CVE-2021-33656 CVE-2021-39713 CVE-2022-1462 CVE-2022-20166 CVE-2022-2318 CVE-2022-26365 CVE-2022-33740 CVE-2022-33741 CVE-2022-33742 CVE-2022-36946 |
CWE-ID | CWE-401 CWE-362 CWE-476 CWE-787 CWE-254 CWE-125 CWE-264 CWE-416 CWE-200 CWE-20 |
Exploitation vector | Network |
Public exploit | Public exploit code for vulnerability #14 is available. |
Vulnerable software Subscribe |
SUSE Linux Enterprise Server Operating systems & Components / Operating system kernel-source Operating systems & Components / Operating system package or component kernel-macros Operating systems & Components / Operating system package or component kernel-devel Operating systems & Components / Operating system package or component kernel-syms Operating systems & Components / Operating system package or component kernel-default-devel Operating systems & Components / Operating system package or component kernel-default-debugsource Operating systems & Components / Operating system package or component kernel-default-debuginfo Operating systems & Components / Operating system package or component kernel-default-base-debuginfo Operating systems & Components / Operating system package or component kernel-default-base Operating systems & Components / Operating system package or component kernel-default Operating systems & Components / Operating system package or component |
Vendor | SUSE |
Security Bulletin
This security bulletin contains information about 14 vulnerabilities.
EUVDB-ID: #VU31921
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-2020-15393
CWE-ID:
CWE-401 - Missing release of memory after effective lifetime
Exploit availability: No
DescriptionThe vulnerability allows a local user to perform DoS attack on the target system.
The vulnerability exists due memory leak in "drivers/usb/misc/usbtest.c" file. A local user can force the application to leak memory and perform denial of service attack.
MitigationUpdate the affected package the Linux Kernel to the latest version.
Vulnerable software versionsSUSE Linux Enterprise Server: 12-SP3-BCL
kernel-source: before 4.4.180-94.171.1
kernel-macros: before 4.4.180-94.171.1
kernel-devel: before 4.4.180-94.171.1
kernel-syms: before 4.4.180-94.171.1
kernel-default-devel: before 4.4.180-94.171.1
kernel-default-debugsource: before 4.4.180-94.171.1
kernel-default-debuginfo: before 4.4.180-94.171.1
kernel-default-base-debuginfo: before 4.4.180-94.171.1
kernel-default-base: before 4.4.180-94.171.1
kernel-default: before 4.4.180-94.171.1
External linkshttp://www.suse.com/support/update/announcement/2022/suse-su-20222840-1/
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.
EUVDB-ID: #VU66588
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-2020-36557
Exploit availability: No
DescriptionThe vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a race condition between the VT_DISALLOCATE IOCTL and closing/opening of ttys. A local user can exploit the race and gain unauthorized access to sensitive information and escalate privileges on the system.
MitigationUpdate the affected package the Linux Kernel to the latest version.
Vulnerable software versionsSUSE Linux Enterprise Server: 12-SP3-BCL
kernel-source: before 4.4.180-94.171.1
kernel-macros: before 4.4.180-94.171.1
kernel-devel: before 4.4.180-94.171.1
kernel-syms: before 4.4.180-94.171.1
kernel-default-devel: before 4.4.180-94.171.1
kernel-default-debugsource: before 4.4.180-94.171.1
kernel-default-debuginfo: before 4.4.180-94.171.1
kernel-default-base-debuginfo: before 4.4.180-94.171.1
kernel-default-base: before 4.4.180-94.171.1
kernel-default: before 4.4.180-94.171.1
External linkshttp://www.suse.com/support/update/announcement/2022/suse-su-20222840-1/
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.
EUVDB-ID: #VU66589
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-2020-36558
CWE-ID:
CWE-476 - NULL Pointer Dereference
Exploit availability: No
DescriptionThe 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 Linux kernel before 5.5.7 involving a VT_RESIZEX. A local user can perform a denial of service (DoS) attack.
MitigationUpdate the affected package the Linux Kernel to the latest version.
Vulnerable software versionsSUSE Linux Enterprise Server: 12-SP3-BCL
kernel-source: before 4.4.180-94.171.1
kernel-macros: before 4.4.180-94.171.1
kernel-devel: before 4.4.180-94.171.1
kernel-syms: before 4.4.180-94.171.1
kernel-default-devel: before 4.4.180-94.171.1
kernel-default-debugsource: before 4.4.180-94.171.1
kernel-default-debuginfo: before 4.4.180-94.171.1
kernel-default-base-debuginfo: before 4.4.180-94.171.1
kernel-default-base: before 4.4.180-94.171.1
kernel-default: before 4.4.180-94.171.1
External linkshttp://www.suse.com/support/update/announcement/2022/suse-su-20222840-1/
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.
EUVDB-ID: #VU65833
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-2021-33655
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 in FBIOPUT_VSCREENINFO IOCTL. A local user can trigger an out-of-bounds write error and execute arbitrary code with elevated privileges.
MitigationUpdate the affected package the Linux Kernel to the latest version.
Vulnerable software versionsSUSE Linux Enterprise Server: 12-SP3-BCL
kernel-source: before 4.4.180-94.171.1
kernel-macros: before 4.4.180-94.171.1
kernel-devel: before 4.4.180-94.171.1
kernel-syms: before 4.4.180-94.171.1
kernel-default-devel: before 4.4.180-94.171.1
kernel-default-debugsource: before 4.4.180-94.171.1
kernel-default-debuginfo: before 4.4.180-94.171.1
kernel-default-base-debuginfo: before 4.4.180-94.171.1
kernel-default-base: before 4.4.180-94.171.1
kernel-default: before 4.4.180-94.171.1
External linkshttp://www.suse.com/support/update/announcement/2022/suse-su-20222840-1/
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.
EUVDB-ID: #VU66590
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-2021-33656
CWE-ID:
CWE-787 - Out-of-bounds write
Exploit availability: No
DescriptionThe vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a boundary error when setting font with malicous data by ioctl cmd PIO_FONT. A local user can trigger an out-of-bounds write and execute arbitrary code with elevated privileges.
Update the affected package the Linux Kernel to the latest version.
Vulnerable software versionsSUSE Linux Enterprise Server: 12-SP3-BCL
kernel-source: before 4.4.180-94.171.1
kernel-macros: before 4.4.180-94.171.1
kernel-devel: before 4.4.180-94.171.1
kernel-syms: before 4.4.180-94.171.1
kernel-default-devel: before 4.4.180-94.171.1
kernel-default-debugsource: before 4.4.180-94.171.1
kernel-default-debuginfo: before 4.4.180-94.171.1
kernel-default-base-debuginfo: before 4.4.180-94.171.1
kernel-default-base: before 4.4.180-94.171.1
kernel-default: before 4.4.180-94.171.1
External linkshttp://www.suse.com/support/update/announcement/2022/suse-su-20222840-1/
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.
EUVDB-ID: #VU63350
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-2021-39713
CWE-ID:
CWE-254 - Security Features
Exploit availability: No
DescriptionThe vulnerability allows a local application to escalate privileges on the system.
The vulnerability exists due to multiple issues in Qdisc implementation related to rcu read lock. A local application can execute arbitrary code with elevated privileges.
Update the affected package the Linux Kernel to the latest version.
Vulnerable software versionsSUSE Linux Enterprise Server: 12-SP3-BCL
kernel-source: before 4.4.180-94.171.1
kernel-macros: before 4.4.180-94.171.1
kernel-devel: before 4.4.180-94.171.1
kernel-syms: before 4.4.180-94.171.1
kernel-default-devel: before 4.4.180-94.171.1
kernel-default-debugsource: before 4.4.180-94.171.1
kernel-default-debuginfo: before 4.4.180-94.171.1
kernel-default-base-debuginfo: before 4.4.180-94.171.1
kernel-default-base: before 4.4.180-94.171.1
kernel-default: before 4.4.180-94.171.1
External linkshttp://www.suse.com/support/update/announcement/2022/suse-su-20222840-1/
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.
EUVDB-ID: #VU66591
Risk: Low
CVSSv3.1: 5.3 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2022-1462
CWE-ID:
CWE-125 - Out-of-bounds read
Exploit availability: No
DescriptionThe vulnerability allows a local user to perform denial of service (DoS) attack.
The vulnerability exists due to a boundary condition within the the Linux kernel’s TeleTYpe subsystem caused by a race condition when using ioctls TIOCSPTLCK and TIOCGPTPEER and TIOCSTI and TCXONC with leakage of memory file. A local user can trigger an out-of-bounds read error and crash the system or read random kernel memory.
MitigationUpdate the affected package the Linux Kernel to the latest version.
Vulnerable software versionsSUSE Linux Enterprise Server: 12-SP3-BCL
kernel-source: before 4.4.180-94.171.1
kernel-macros: before 4.4.180-94.171.1
kernel-devel: before 4.4.180-94.171.1
kernel-syms: before 4.4.180-94.171.1
kernel-default-devel: before 4.4.180-94.171.1
kernel-default-debugsource: before 4.4.180-94.171.1
kernel-default-debuginfo: before 4.4.180-94.171.1
kernel-default-base-debuginfo: before 4.4.180-94.171.1
kernel-default-base: before 4.4.180-94.171.1
kernel-default: before 4.4.180-94.171.1
External linkshttp://www.suse.com/support/update/announcement/2022/suse-su-20222840-1/
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.
EUVDB-ID: #VU64208
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-2022-20166
CWE-ID:
CWE-264 - Permissions, Privileges, and Access Controls
Exploit availability: No
DescriptionThe vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to unspecified error in the Linux Kernel. A local user can bypass security restrictions and escalate privileges on the system.
Update the affected package the Linux Kernel to the latest version.
Vulnerable software versionsSUSE Linux Enterprise Server: 12-SP3-BCL
kernel-source: before 4.4.180-94.171.1
kernel-macros: before 4.4.180-94.171.1
kernel-devel: before 4.4.180-94.171.1
kernel-syms: before 4.4.180-94.171.1
kernel-default-devel: before 4.4.180-94.171.1
kernel-default-debugsource: before 4.4.180-94.171.1
kernel-default-debuginfo: before 4.4.180-94.171.1
kernel-default-base-debuginfo: before 4.4.180-94.171.1
kernel-default-base: before 4.4.180-94.171.1
kernel-default: before 4.4.180-94.171.1
External linkshttp://www.suse.com/support/update/announcement/2022/suse-su-20222840-1/
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.
EUVDB-ID: #VU65318
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-2022-2318
CWE-ID:
CWE-416 - Use After Free
Exploit availability: No
DescriptionThe vulnerability allows a local user to perform a denial of service attack.
The vulnerability exists due to a use-after-free error caused by timer handler in net/rose/rose_timer.c of linux. A local user can exploit the vulnerability to perform a denial of service attack.
MitigationUpdate the affected package the Linux Kernel to the latest version.
Vulnerable software versionsSUSE Linux Enterprise Server: 12-SP3-BCL
kernel-source: before 4.4.180-94.171.1
kernel-macros: before 4.4.180-94.171.1
kernel-devel: before 4.4.180-94.171.1
kernel-syms: before 4.4.180-94.171.1
kernel-default-devel: before 4.4.180-94.171.1
kernel-default-debugsource: before 4.4.180-94.171.1
kernel-default-debuginfo: before 4.4.180-94.171.1
kernel-default-base-debuginfo: before 4.4.180-94.171.1
kernel-default-base: before 4.4.180-94.171.1
kernel-default: before 4.4.180-94.171.1
External linkshttp://www.suse.com/support/update/announcement/2022/suse-su-20222840-1/
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.
EUVDB-ID: #VU65345
Risk: Low
CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2022-26365
CWE-ID:
CWE-200 - Information exposure
Exploit availability: No
DescriptionThe vulnerability allows a local user to gain access to potentially sensitive information.
The vulnerability exists due to Linux Block and Network PV device frontends don't zero memory regions before sharing them with the backend. A local user can gain unauthorized access to sensitive information on the system.
MitigationUpdate the affected package the Linux Kernel to the latest version.
Vulnerable software versionsSUSE Linux Enterprise Server: 12-SP3-BCL
kernel-source: before 4.4.180-94.171.1
kernel-macros: before 4.4.180-94.171.1
kernel-devel: before 4.4.180-94.171.1
kernel-syms: before 4.4.180-94.171.1
kernel-default-devel: before 4.4.180-94.171.1
kernel-default-debugsource: before 4.4.180-94.171.1
kernel-default-debuginfo: before 4.4.180-94.171.1
kernel-default-base-debuginfo: before 4.4.180-94.171.1
kernel-default-base: before 4.4.180-94.171.1
kernel-default: before 4.4.180-94.171.1
External linkshttp://www.suse.com/support/update/announcement/2022/suse-su-20222840-1/
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.
EUVDB-ID: #VU65346
Risk: Low
CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2022-33740
CWE-ID:
CWE-200 - Information exposure
Exploit availability: No
DescriptionThe vulnerability allows a local user to gain access to potentially sensitive information.
The vulnerability exists due to Linux Block and Network PV device frontends don't zero memory regions before sharing them with the backend. A local user can gain unauthorized access to sensitive information on the system.
Update the affected package the Linux Kernel to the latest version.
Vulnerable software versionsSUSE Linux Enterprise Server: 12-SP3-BCL
kernel-source: before 4.4.180-94.171.1
kernel-macros: before 4.4.180-94.171.1
kernel-devel: before 4.4.180-94.171.1
kernel-syms: before 4.4.180-94.171.1
kernel-default-devel: before 4.4.180-94.171.1
kernel-default-debugsource: before 4.4.180-94.171.1
kernel-default-debuginfo: before 4.4.180-94.171.1
kernel-default-base-debuginfo: before 4.4.180-94.171.1
kernel-default-base: before 4.4.180-94.171.1
kernel-default: before 4.4.180-94.171.1
External linkshttp://www.suse.com/support/update/announcement/2022/suse-su-20222840-1/
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.
EUVDB-ID: #VU65351
Risk: Low
CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2022-33741
CWE-ID:
CWE-200 - Information exposure
Exploit availability: No
DescriptionThe vulnerability allows a local user to gain access to potentially sensitive information.
The vulnerability exists due to granularity of the grant table doesn't allow sharing less than a 4K page, leading to unrelated data residing in the same 4K page as data shared with a backend being accessible by such backend. A local user can gain unauthorized access to sensitive information on the system.
Update the affected package the Linux Kernel to the latest version.
Vulnerable software versionsSUSE Linux Enterprise Server: 12-SP3-BCL
kernel-source: before 4.4.180-94.171.1
kernel-macros: before 4.4.180-94.171.1
kernel-devel: before 4.4.180-94.171.1
kernel-syms: before 4.4.180-94.171.1
kernel-default-devel: before 4.4.180-94.171.1
kernel-default-debugsource: before 4.4.180-94.171.1
kernel-default-debuginfo: before 4.4.180-94.171.1
kernel-default-base-debuginfo: before 4.4.180-94.171.1
kernel-default-base: before 4.4.180-94.171.1
kernel-default: before 4.4.180-94.171.1
External linkshttp://www.suse.com/support/update/announcement/2022/suse-su-20222840-1/
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.
EUVDB-ID: #VU65348
Risk: Low
CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2022-33742
CWE-ID:
CWE-200 - Information exposure
Exploit availability: No
DescriptionThe vulnerability allows a local user to gain access to potentially sensitive information.
The vulnerability exists due to granularity of the grant table doesn't allow sharing less than a 4K page, leading to unrelated data residing in the same 4K page as data shared with a backend being accessible by such backend. A local user can gain unauthorized access to sensitive information on the system.
Update the affected package the Linux Kernel to the latest version.
Vulnerable software versionsSUSE Linux Enterprise Server: 12-SP3-BCL
kernel-source: before 4.4.180-94.171.1
kernel-macros: before 4.4.180-94.171.1
kernel-devel: before 4.4.180-94.171.1
kernel-syms: before 4.4.180-94.171.1
kernel-default-devel: before 4.4.180-94.171.1
kernel-default-debugsource: before 4.4.180-94.171.1
kernel-default-debuginfo: before 4.4.180-94.171.1
kernel-default-base-debuginfo: before 4.4.180-94.171.1
kernel-default-base: before 4.4.180-94.171.1
kernel-default: before 4.4.180-94.171.1
External linkshttp://www.suse.com/support/update/announcement/2022/suse-su-20222840-1/
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.
EUVDB-ID: #VU66476
Risk: Medium
CVSSv3.1: 6.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C]
CVE-ID: CVE-2022-36946
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: Yes
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input within the nfqnl_mangle() function in net/netfilter/nfnetlink_queue.c in the Linux kernel when processing IPv6 packets. A remote attacker can send specially crafted packets to the system and perform a denial of service (DoS) attack.
MitigationUpdate the affected package the Linux Kernel to the latest version.
Vulnerable software versionsSUSE Linux Enterprise Server: 12-SP3-BCL
kernel-source: before 4.4.180-94.171.1
kernel-macros: before 4.4.180-94.171.1
kernel-devel: before 4.4.180-94.171.1
kernel-syms: before 4.4.180-94.171.1
kernel-default-devel: before 4.4.180-94.171.1
kernel-default-debugsource: before 4.4.180-94.171.1
kernel-default-debuginfo: before 4.4.180-94.171.1
kernel-default-base-debuginfo: before 4.4.180-94.171.1
kernel-default-base: before 4.4.180-94.171.1
kernel-default: before 4.4.180-94.171.1
External linkshttp://www.suse.com/support/update/announcement/2022/suse-su-20222840-1/
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. However, proof of concept for this vulnerability is available.