# Security update for xz

Announcement ID: SUSE-SU-2025:1137-1  
Release Date: 2025-04-03T15:11:09Z  
Rating: important  
References:

  * bsc#1240414

  
Cross-References:

  * 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

  
Affected Products:

  * Basesystem Module 15-SP6
  * openSUSE Leap 15.6
  * SUSE Linux Enterprise Desktop 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 one vulnerability can now be installed.

## Description:

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:

  * openSUSE Leap 15.6  
    zypper in -t patch SUSE-2025-1137=1 openSUSE-SLE-15.6-2025-1137=1

  * Basesystem Module 15-SP6  
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP6-2025-1137=1

## Package List:

  * openSUSE Leap 15.6 (x86_64)
    * xz-devel-32bit-5.4.1-150600.3.3.1
    * liblzma5-32bit-5.4.1-150600.3.3.1
    * liblzma5-32bit-debuginfo-5.4.1-150600.3.3.1
  * openSUSE Leap 15.6 (aarch64 ppc64le s390x x86_64 i586)
    * xz-static-devel-5.4.1-150600.3.3.1
    * xz-devel-5.4.1-150600.3.3.1
    * xz-debugsource-5.4.1-150600.3.3.1
    * xz-debuginfo-5.4.1-150600.3.3.1
    * liblzma5-debuginfo-5.4.1-150600.3.3.1
    * xz-5.4.1-150600.3.3.1
    * liblzma5-5.4.1-150600.3.3.1
  * openSUSE Leap 15.6 (noarch)
    * xz-lang-5.4.1-150600.3.3.1
  * openSUSE Leap 15.6 (aarch64_ilp32)
    * liblzma5-64bit-debuginfo-5.4.1-150600.3.3.1
    * xz-devel-64bit-5.4.1-150600.3.3.1
    * liblzma5-64bit-5.4.1-150600.3.3.1
  * Basesystem Module 15-SP6 (aarch64 ppc64le s390x x86_64)
    * xz-static-devel-5.4.1-150600.3.3.1
    * xz-devel-5.4.1-150600.3.3.1
    * xz-debugsource-5.4.1-150600.3.3.1
    * xz-debuginfo-5.4.1-150600.3.3.1
    * liblzma5-debuginfo-5.4.1-150600.3.3.1
    * xz-5.4.1-150600.3.3.1
    * liblzma5-5.4.1-150600.3.3.1
  * Basesystem Module 15-SP6 (noarch)
    * xz-lang-5.4.1-150600.3.3.1
  * Basesystem Module 15-SP6 (x86_64)
    * liblzma5-32bit-5.4.1-150600.3.3.1
    * liblzma5-32bit-debuginfo-5.4.1-150600.3.3.1

## References:

  * https://www.suse.com/security/cve/CVE-2025-31115.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1240414