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SUSE: 2022:4100-2 Critical Kernel Upgrade For Live Patch 17

suse
Calendar Grey November 18, 2022
Dist Suse Esm H88
SUSE unveils a major kernel enhancement aimed at addressing critical vulnerabilities. Discover the details within.
An update that solves four vulnerabilities and has one errata is now available

Summary

This update for the Linux Kernel 5.3.18-150300_59_60 fixes several issues. The following security issues were fixed: - CVE-2021-33655: Fixed out of bounds write with ioctl FBIOPUT_VSCREENINFO (bnc#1201635). - CVE-2022-2588: 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) - Fixed incorrect handling of empty arguments array in execve() (bsc#1200571). Patch Instructions: To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: - SUSE Linux Enterprise Module for Live Patching 15-SP3:

Topics%20covered

Topics Covered

security advisory kernel update software patch important out of bounds use-after-free SUSE Linux Enterprise

References

#1202087 #1203613 #1204170 #1204289 #1204381

Cross- CVE-2021-33655 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-2022-2588 (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

CVE-2022-42722 (SUSE): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Products:

SUSE Linux Enterprise High Performance Computing 15-SP3

SUSE Linux Enterprise Micro 5.1

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2022:4100-1
Rating: important

Topics%20covered

Topics Covered

security advisory kernel update software patch important out of bounds use-after-free SUSE Linux Enterprise

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