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SUSE 15 SP4: 2024:1072-1 important: kernel race condition fix

suse
Calendar Grey March 29, 2024
Dist Suse Esm H88
Important update for SUSE fixes two critical vulnerabilities in the Linux Kernel related to Live Patching. Protect your infrastructure immediately.
* bsc#1218487 * bsc#1218610 Cross-References: * CVE-2023-51779

Summary

## This update for the Linux Kernel 5.14.21-150400_24_100 fixes several issues. The following security issues were fixed: * CVE-2023-6531: Fixed a use-after-free flaw due to a race problem in the unix garbage collector's deletion of SKB races with unix_stream_read_generic()on the socket that the SKB is queued on (bsc#1218487). * CVE-2023-51779: Fixed a use-after-free because of a bt_sock_ioctl race condition in bt_sock_recvmsg (bsc#1218610). ## 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 15.4 zypper in -t patch SUSE-2024-1072=1 SUSE-2024-1073=1 * SUSE Linux Enterprise Live Patching 15-SP4

Topics%20covered

Topics Covered

security advisory high severity important SUSE important update linux kernel suse linux issue fix system patching Linux Kernel patch instructions live patching live patch

References

* bsc#1218487

* bsc#1218610

Cross-

* CVE-2023-51779

* CVE-2023-6531

CVSS scores:

* CVE-2023-51779 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2023-6531 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2023-6531 ( 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 15.4

* SUSE Linux Enterprise High Performance Computing 15 SP4

* SUSE Linux Enterprise Live Patching 15-SP4

* SUSE Linux Enterprise Micro 5.3

* SUSE Linux Enterprise Micro 5.4

* SUSE Linux Enterprise Real Time 15 SP4

* SUSE Linux Enterprise Server 15 SP4

* SUSE Linux Enterprise Server for SAP Applications 15 SP4

An update that solves two vulnerabilities can now be installed.

##

* https://www.suse.com/security/cve/CVE-2023-51779.html

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2024:1072-1
Rating: important

Topics%20covered

Topics Covered

security advisory high severity important SUSE important update linux kernel suse linux issue fix system patching Linux Kernel patch instructions live patching live patch

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