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SUSE: xz Important Heap Issue CVE-2025-31115 Advisory 2025:20553-1

suse
Calendar Grey August 19, 2025
Dist Suse Esm H88
SUSE 2025:20554-2 security notice tackles critical xz update regarding CVE-2025-31116 heap vulnerability.
* bsc#1240414 Cross-References: * CVE-2025-31115

Summary

## This update for xz fixes the following issues: * CVE-2025-31115: Fixed heap use after free and writing to an address based on the null pointer plus an offset (bsc#1240414) ## 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-6.0-412=1 ## Package List: * SUSE Linux Micro 6.0 (aarch64 s390x x86_64) * xz-debugsource-5.4.3-5.1 * liblzma5-5.4.3-5.1 * xz-5.4.3-5.1 * xz-debuginfo-5.4.3-5.1 * liblzma5-debuginfo-5.4.3-5.1

Topics%20covered

Topics Covered

security advisory SuSE patch important heap issue xz

References

* bsc#1240414

Cross-

* CVE-2025-31115

CVSS scores:

* CVE-2025-31115 ( SUSE ): 8.8

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

* CVE-2025-31115 ( SUSE ): 8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H

* CVE-2025-31115 ( NVD ): 8.7

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Affected Products:

* SUSE Linux Micro 6.0

An update that solves one vulnerability can now be installed.

##

* https://www.suse.com/security/cve/CVE-2025-31115.html

* https://bugzilla.suse.com/show_bug.cgi?id=1240414

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2025:20553-1
Release Date: 2025-08-08T10:23:21Z
Rating: important

Topics%20covered

Topics Covered

security advisory SuSE patch important heap issue xz

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