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SUSE Linux Micro 6.0 Security Advisory for Kernel-Livepatch ID 2025:20520-1

suse
Calendar Grey August 4, 2025
Dist Suse Esm H88
Addresses urgent vulnerabilities in SUSE Linux Micro 6.0, affecting partition management and btrfs capabilities. Prompt installation of updates is advised.
* bsc#1238912 * bsc#1241579 * bsc#1244337 Cross-References:

Summary

## This update for kernel-livepatch-MICRO-6-0-RT_Update_5 fixes the following issues: * CVE-2025-21772: partitions: mac: fix handling of bogus partition table (bsc#1238912) * CVE-2025-22115: btrfs: fix block group refcount race in btrfs_create_pending_block_groups() (bsc#1241579) ## 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 Micro 6.0 zypper in -t patch SUSE-SLE-Micro-6.0-kernel-58=1 ## Package List: * SUSE Linux Micro 6.0 (x86_64) * kernel-livepatch-MICRO-6-0-RT_Update_5-debugsource-4-1.1 * kernel-livepatch-6_4_0-25-rt-debuginfo-4-1.1 * kernel-livepatch-6_4_0-25-rt-4-1.1

Topics%20covered

Topics Covered

security advisory SuSE important kernel cross-reference btrfs

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 Micro 6.0

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

##

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

* https://www.suse.com/security/cve/CVE-2025-22115.html

* https://bugzilla.suse.com/show_bug.cgi?id=1238912

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2025:20520-1
Release Date: 2025-07-30T16:17:29Z
Rating: important

Topics%20covered

Topics Covered

security advisory SuSE important kernel cross-reference btrfs

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