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SUSE: 2022:3411-1 Important: Memory Corruption Risk and Patch

suse
Calendar Grey September 26, 2022
Dist Suse Esm H88
Debian Security Patch for System Kernel (Hotfix 2) tackles a critical memory leak flaw necessitating immediate response.
An update that fixes one vulnerability is now available

Summary

This update for the Linux Kernel 5.14.21-150400_24_21 fixes one issue. The following security issue was fixed: - CVE-2021-39698: Fixed a memory corruption due to a use after free that could lead to local escalation of privilege with no additional execution privileges needed (bsc#1196959). 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-SP4: zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP4-2022-3421=1 - SUSE Linux Enterprise Module for Live Patching 15-SP3: zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP3-2022-3411=1 Package List:

Topics%20covered

Topics Covered

security advisory update memory corruption important kernel local escalation SUSE Linux

References

#1196959

Cross- CVE-2021-39698

CVSS scores:

CVE-2021-39698 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVE-2021-39698 (SUSE): 7.4 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Products:

SUSE Linux Enterprise High Performance Computing 15-SP3

SUSE Linux Enterprise High Performance Computing 15-SP4

SUSE Linux Enterprise Micro 5.1

SUSE Linux Enterprise Module for Live Patching 15-SP3

SUSE Linux Enterprise Module for Live Patching 15-SP4

SUSE Linux Enterprise Server 15-SP3

SUSE Linux Enterprise Server 15-SP4

SUSE Linux Enterprise Server for SAP Applications 15-SP3

SUSE Linux Enterprise Server for SAP Applications 15-SP4

https://www.suse.com/security/cve/CVE-2021-39698.html

https://bugzilla.suse.com/1196959

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2022:3411-1
Rating: important

Topics%20covered

Topics Covered

security advisory update memory corruption important kernel local escalation SUSE Linux

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