SUSE alert openSUSE-SU-2026:20813-1 (xz)

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null@suse.de
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security-announce@lists.opensuse.org
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openSUSE-SU-2026:20813-1: important: Security update for xz
Date:
             
 
Thu, 28 May 2026 17:51:44 +0200
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<20260528155144.2E371FCEE@maintenance.suse.de>
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Article
openSUSE security update: security update for xz
-------------------------------------------------------------

Announcement ID: openSUSE-SU-2026:20813-1
Rating: important
References:

  * bsc#1261280



Cross-References:

  * CVE-2026-34743



CVSS scores:

  * CVE-2026-34743 ( SUSE ): 7.4 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-34743 ( SUSE ): 7.5 CVSS:4.0/AV:L/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Affected Products:

         openSUSE Leap 16.0

-------------------------------------------------------------

An update that solves one vulnerability and has one bug fix can now be installed.

Description:

This update for xz fixes the following issue

- CVE-2026-34743: buffer overflow in lzma_index_append() (bsc#1261280).


Patch instructions:

   To install this openSUSE security 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 16.0

   zypper in -t patch openSUSE-Leap-16.0-803=1

Package List:

- openSUSE Leap 16.0:

  liblzma5-5.8.1-160000.3.1
  liblzma5-x86-64-v3-5.8.1-160000.3.1
  xz-5.8.1-160000.3.1
  xz-devel-5.8.1-160000.3.1
  xz-lang-5.8.1-160000.3.1

References:

  * https://www.suse.com/security/cve/CVE-2026-34743.html