Alerts This Week
Warning Icon 1 714
Alerts This Week
Warning Icon 1 714

SUSE: 2022:4035-1 Important: Linux Kernel Live Patch Security Fix

suse
Calendar Grey November 16, 2022
Dist Suse Esm H88
SUSE Kernel update addresses important security issues and enhances system integrity with multiple patch fixes.
An update that fixes 5 vulnerabilities is now available

Summary

This update for the Linux Kernel 5.14.21-150400_24_11 fixes several issues. The following security issues were fixed: - CVE-2021-33655: Fixed out of bounds write with ioctl FBIOPUT_VSCREENINFO (bnc#1201635). - CVE-2022-1882: Fixed a use-after-free flaw in free_pipe_info() that could allow a local user to crash or potentially escalate their privileges on the system (bsc#1199904). - CVE-2022-2588: Fixed use-after-free in cls_route (bsc#1202096). - CVE-2022-42703: Fixed use-after-free in mm/rmap.c related to leaf anon_vma double reuse (bnc#1204168). - CVE-2022-42722: Fixed crash in beacon protection for P2P-device. (bsc#1204125) Patch Instructions: To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".

Topics%20covered

Topics Covered

security advisory important system security exploits Linux kernel live patch

References

#1200058 #1202087 #1203613 #1204170 #1204289

Cross- CVE-2021-33655 CVE-2022-1882 CVE-2022-2588

CVE-2022-42703 CVE-2022-42722

CVSS scores:

CVE-2021-33655 (NVD) : 6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

CVE-2021-33655 (SUSE): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVE-2022-1882 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVE-2022-1882 (SUSE): 8.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVE-2022-2588 (SUSE): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVE-2022-42703 (NVD) : 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CVE-2022-42703 (SUSE): 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

CVE-2022-42722 (NVD) : 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2022:4035-1
Rating: important

Topics%20covered

Topics Covered

security advisory important system security exploits Linux kernel live patch

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.

Your message here