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SUSE: 2024:0344-1 Important: Linux Kernel RT Denial of Service Fix

suse
Calendar Grey February 5, 2024
Dist Suse Esm H88
Important notice regarding the SUSE Linux Kernel RT introduces resolutions for two vulnerabilities, providing guidance for the patching process and listing impacted software versions.
* bsc#1217522 * bsc#1218255 Cross-References: * CVE-2023-6176

Summary

## This update for the Linux Kernel 5.14.21-150500_13_24 fixes several issues. The following security issues were fixed: * CVE-2023-6932: Fixed a use-after-free vulnerability in the ipv4 igmp component that could lead to local privilege escalation (bsc#1218255). * CVE-2023-6176: Fixed a denial of service in the cryptographic algorithm scatterwalk functionality (bsc#1217522). ## 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: * openSUSE Leap 15.5 zypper in -t patch SUSE-2024-344=1 * SUSE Linux Enterprise Live Patching 15-SP5 zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP5-2024-344=1 ## Package List: * openSUSE Leap 15.5 (x86_64)

Topics%20covered

Topics Covered

security advisory denial of service privilege escalation important suse linux kernel patch instructions

References

* bsc#1217522

* bsc#1218255

Cross-

* CVE-2023-6176

* CVE-2023-6932

CVSS scores:

* CVE-2023-6176 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2023-6176 ( NVD ): 4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

* CVE-2023-6932 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2023-6932 ( NVD ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Products:

* openSUSE Leap 15.5

* SUSE Linux Enterprise High Performance Computing 15 SP5

* SUSE Linux Enterprise Live Patching 15-SP5

* SUSE Linux Enterprise Micro 5.5

* SUSE Linux Enterprise Real Time 15 SP5

* SUSE Linux Enterprise Server 15 SP5

* SUSE Linux Enterprise Server for SAP Applications 15 SP5

An update that solves two vulnerabilities can now be installed.

##

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2024:0344-1
Rating: important

Topics%20covered

Topics Covered

security advisory denial of service privilege escalation important suse linux kernel patch instructions

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