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SUSE: 2024:2143-1 Important: Kernel Patch Fixes Out-Of-Bounds Issues

suse
Calendar Grey June 21, 2024
Dist Suse Esm H88
Critical patch released for Linux Kernel targeting significant flaws such as buffer overflow and double-free vulnerabilities.
* bsc#1220537 * bsc#1223059 Cross-References: * CVE-2021-46955

Summary

## This update for the Linux Kernel 5.3.18-150300_59_150 fixes several issues. The following security issues were fixed: * CVE-2021-46955: Fixed an out-of-bounds read with openvswitch, when fragmenting IPv4 packets (bsc#1220537). * CVE-2024-26852: Fixed use-after-free in ip6_route_mpath_notify() (bsc#1223059). ## 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 15.3 zypper in -t patch SUSE-2024-2144=1 SUSE-2024-2141=1 SUSE-2024-2146=1 SUSE-2024-2143=1 * SUSE Linux Enterprise Live Patching 15-SP3 zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP3-2024-2143=1 SUSE-SLE-

Topics%20covered

Topics Covered

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

References

* bsc#1220537

* bsc#1223059

Cross-

* CVE-2021-46955

* CVE-2024-26852

CVSS scores:

* CVE-2021-46955 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

* CVE-2024-26852 ( 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 15.3

* SUSE Linux Enterprise High Performance Computing 15 SP3

* SUSE Linux Enterprise Live Patching 15-SP3

* SUSE Linux Enterprise Micro 5.1

* SUSE Linux Enterprise Micro 5.2

* SUSE Linux Enterprise Server 15 SP3

* SUSE Linux Enterprise Server for SAP Applications 15 SP3

An update that solves two vulnerabilities can now be installed.

##

* https://www.suse.com/security/cve/CVE-2021-46955.html

* https://www.suse.com/security/cve/CVE-2024-26852.html

* https://bugzilla.suse.com/show_bug.cgi?id=1220537

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2024:2143-1
Rating: important

Topics%20covered

Topics Covered

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

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