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SUSE: 2024:1388-1 Important Kernel Fix for Privilege Escalation

suse
Calendar Grey April 23, 2024
Dist Suse Esm H88
A vital update for the Linux Kernel tackles dual vulnerabilities enhancing both system reliability and fortification against threats.
* bsc#1219435 * bsc#1220828 Cross-References: * CVE-2024-1086

Summary

## This update for the Linux Kernel 5.14.21-150500_55_44 fixes several issues. The following security issues were fixed: * CVE-2024-26622: Fixed UAF write bug in tomoyo_write_control() (bsc#1220828). * CVE-2024-1086: Fixed a use-after-free vulnerability inside the nf_tables component that could have been exploited to achieve local privilege escalation (bsc#1219435). ## 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-2024-1388=1 * SUSE Linux Enterprise Live Patching 15-SP5 zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP5-2024-1388=1 ## Package List: * openSUSE Leap 15.5 (ppc64le s390x x86_64)

Topics%20covered

Topics Covered

security advisory local privilege escalation important kernel fix SUSE use-after-free high-risk

References

* bsc#1219435

* bsc#1220828

Cross-

* CVE-2024-1086

* CVE-2024-26622

CVSS scores:

* CVE-2024-1086 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2024-1086 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2024-26622 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/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.

##

* https://www.suse.com/security/cve/CVE-2024-1086.html

* https://www.suse.com/security/cve/CVE-2024-26622.html

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2024:1388-1
Rating: important

Topics%20covered

Topics Covered

security advisory local privilege escalation important kernel fix SUSE use-after-free high-risk

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