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SUSE: kernel-livepatch-MICRO Important CVE-2025-38498 and DoS 2025:20773-1

suse
Calendar Grey September 26, 2025
Dist Suse Esm H88
SUSE's important kernel-livepatch-MICRO update resolves critical security issues. Ensure your system is secure and patched.
* bsc#1247499 * bsc#1248298 Cross-References: * CVE-2025-38498

Summary

## This update for kernel-livepatch-MICRO-6-0_Update_9 fixes the following issues: * CVE-2025-38498: do_change_type(): refuse to operate on unmounted/not ours mounts (bsc#1247499) * CVE-2025-38555: usb: gadget : fix use-after-free in composite_dev_cleanup() (bsc#1248298) ## 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 6.1 zypper in -t patch SUSE-SLE-Micro-6.1-kernel-137=1 ## Package List: * SUSE Linux Micro 6.1 (s390x x86_64) * kernel-livepatch-MICRO-6-0_Update_9-debugsource-5-1.2 * kernel-livepatch-6_4_0-31-default-5-1.2 * kernel-livepatch-6_4_0-31-default-debuginfo-5-1.2

Topics%20covered

Topics Covered

security advisory SuSE DoS important use-after-free kernel-livepatch-micro

References

* bsc#1247499

* bsc#1248298

Cross-

* CVE-2025-38498

* CVE-2025-38555

CVSS scores:

* CVE-2025-38498 ( SUSE ): 7.3

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

* CVE-2025-38498 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2025-38555 ( 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-2025-38555 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Products:

* SUSE Linux Micro 6.1

An update that solves two vulnerabilities can now be installed.

##

* https://www.suse.com/security/cve/CVE-2025-38498.html

* https://www.suse.com/security/cve/CVE-2025-38555.html

* https://bugzilla.suse.com/show_bug.cgi?id=1247499

* https://bugzilla.suse.com/show_bug.cgi?id=1248298

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2025:20773-1
Release Date: 2025-09-23T07:55:16Z
Rating: important

Topics%20covered

Topics Covered

security advisory SuSE DoS important use-after-free kernel-livepatch-micro

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