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SUSE: 2023:4319-1 Important Kernel Fixes: Privilege Escalation Issues

suse
Calendar Grey October 31, 2023
Dist Suse Esm H88
Critical patches for essential Kernel vulnerabilities in SUSE Linux Enterprise version SLE 12 SP5. Update immediately to strengthen system protection.
* bsc#1209683 * bsc#1210619 Cross-References: * CVE-2023-1281

Summary

## This update for the Linux Kernel 4.12.14-122_179 fixes several issues. The following security issues were fixed: * CVE-2023-1829: Fixed a use-after-free vulnerability in the control index filter (tcindex) (bsc#1210619). * CVE-2023-1281: Fixed use after free that could lead to privilege escalation in tcindex (bsc#1209683). ## Patch Instructions: To install this SUSE 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 Live Patching 12-SP5 zypper in -t patch SUSE-SLE-Live-Patching-12-SP5-2023-4319=1 ## Package List: * SUSE Linux Enterprise Live Patching 12-SP5 (ppc64le s390x x86_64) * kgraft-patch-4_12_14-122_179-default-2-2.2

Topics%20covered

Topics Covered

security advisory privilege escalation important kernel SUSE use-after-free live patching

References

* bsc#1209683

* bsc#1210619

Cross-

* CVE-2023-1281

* CVE-2023-1829

CVSS scores:

* CVE-2023-1281 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2023-1281 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2023-1829 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2023-1829 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Products:

* SUSE Linux Enterprise High Performance Computing 12 SP5

* SUSE Linux Enterprise Live Patching 12-SP5

* SUSE Linux Enterprise Server 12 SP5

* SUSE Linux Enterprise Server for SAP Applications 12 SP5

An update that solves two vulnerabilities can now be installed.

##

* https://www.suse.com/security/cve/CVE-2023-1281.html

* https://www.suse.com/security/cve/CVE-2023-1829.html

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2023:4319-1
Rating: important

Topics%20covered

Topics Covered

security advisory privilege escalation important kernel SUSE use-after-free live patching

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