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SUSE: Critical Linux Kernel RT Security Update for CVE-2025-21772, 22115

suse
Calendar Grey July 21, 2025
Dist Suse Esm H88
Urgent Linux Kernel RT patch released for SUSE Enterprise resolves several vulnerabilities. Prompt response is essential.
* bsc#1238912 * bsc#1241579 * bsc#1244337 Cross-References:

Summary

## This update for the Linux Kernel 6.4.0-150600_10_29 fixes several issues. The following security issues were fixed: * CVE-2025-22115: btrfs: fix block group refcount race in btrfs_create_pending_block_groups() (bsc#1241579). * CVE-2025-21772: partitions: mac: fix handling of bogus partition table (bsc#1238912). ## 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 15-SP6 zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP6-2025-2405=1 ## Package List: * SUSE Linux Enterprise Live Patching 15-SP6 (x86_64) * kernel-livepatch-6_4_0-150600_10_29-rt-3-150600.2.1

Topics%20covered

Topics Covered

security advisory security issue SuSE DoS important Linux kernel

References

* bsc#1238912

* bsc#1241579

* bsc#1244337

Cross-

* CVE-2025-21772

* CVE-2025-22115

CVSS scores:

* CVE-2025-21772 ( SUSE ): 8.5

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

* CVE-2025-21772 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2025-22115 ( SUSE ): 7.3

CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

* CVE-2025-22115 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Products:

* SUSE Linux Enterprise Live Patching 15-SP6

* SUSE Linux Enterprise Real Time 15 SP6

* SUSE Linux Enterprise Server 15 SP6

* SUSE Linux Enterprise Server for SAP Applications 15 SP6

An update that solves two vulnerabilities and has one security fix can now be

installed.

##

* https://www.suse.com/security/cve/CVE-2025-21772.html

Severity
critical
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2025:02405-1
Release Date: 2025-07-21T07:07:13Z
Rating: important

Topics%20covered

Topics Covered

security advisory security issue SuSE DoS important Linux kernel

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