SUSE alert SUSE-SU-2026:0450-1 (munge)

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OPENSUSE-SECURITY-UPDATES <null@suse.de>
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security-announce@lists.opensuse.org
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SUSE-SU-2026:0450-1: important: Security update for munge
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Wed, 11 Feb 2026 20:32:44 -0000
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<177084196432.12113.7165777661669826158@smelt2.prg2.suse.org>
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Article


# Security update for munge

Announcement ID: SUSE-SU-2026:0450-1  
Release Date: 2026-02-11T15:46:24Z  
Rating: important  
References:

  * bsc#1246088
  * bsc#1257651

  
Cross-References:

  * CVE-2026-25506

  
CVSS scores:

  * CVE-2026-25506 ( SUSE ):  7.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:L
  * CVE-2026-25506 ( NVD ):  7.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:L

  
Affected Products:

  * openSUSE Leap 15.4
  * SUSE Linux Enterprise High Performance Computing 15 SP4
  * SUSE Linux Enterprise High Performance Computing 15 SP5
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5

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

## Description:

This update for munge fixes the following issues:

  * CVE-2026-25506: buffer overflow in message unpacking (bsc#1257651).
  * Make logrotate work on munge log as user munge. This prevents a local
    privilege escalation (bsc#1246088).

## 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 15.4  
    zypper in -t patch SUSE-2026-450=1

  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-ESPOS-2026-450=1

  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-LTSS-2026-450=1

  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-ESPOS-2026-450=1

  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-LTSS-2026-450=1

## Package List:

  * openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64 i586)
    * libmunge2-debuginfo-0.5.15-150400.18.10.1
    * libmunge2-0.5.15-150400.18.10.1
    * munge-debugsource-0.5.15-150400.18.10.1
    * munge-0.5.15-150400.18.10.1
    * munge-debuginfo-0.5.15-150400.18.10.1
    * munge-devel-0.5.15-150400.18.10.1
  * openSUSE Leap 15.4 (x86_64)
    * munge-devel-32bit-0.5.15-150400.18.10.1
    * libmunge2-32bit-0.5.15-150400.18.10.1
    * libmunge2-32bit-debuginfo-0.5.15-150400.18.10.1
  * openSUSE Leap 15.4 (aarch64_ilp32)
    * libmunge2-64bit-0.5.15-150400.18.10.1
    * munge-devel-64bit-0.5.15-150400.18.10.1
    * libmunge2-64bit-debuginfo-0.5.15-150400.18.10.1
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 (aarch64
    x86_64)
    * libmunge2-debuginfo-0.5.15-150400.18.10.1
    * libmunge2-0.5.15-150400.18.10.1
    * munge-debugsource-0.5.15-150400.18.10.1
    * munge-0.5.15-150400.18.10.1
    * munge-debuginfo-0.5.15-150400.18.10.1
    * munge-devel-0.5.15-150400.18.10.1
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 (aarch64
    x86_64)
    * libmunge2-debuginfo-0.5.15-150400.18.10.1
    * libmunge2-0.5.15-150400.18.10.1
    * munge-debugsource-0.5.15-150400.18.10.1
    * munge-0.5.15-150400.18.10.1
    * munge-debuginfo-0.5.15-150400.18.10.1
    * munge-devel-0.5.15-150400.18.10.1
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 (aarch64
    x86_64)
    * libmunge2-debuginfo-0.5.15-150400.18.10.1
    * libmunge2-0.5.15-150400.18.10.1
    * munge-debugsource-0.5.15-150400.18.10.1
    * munge-0.5.15-150400.18.10.1
    * munge-debuginfo-0.5.15-150400.18.10.1
    * munge-devel-0.5.15-150400.18.10.1
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 (aarch64
    x86_64)
    * libmunge2-debuginfo-0.5.15-150400.18.10.1
    * libmunge2-0.5.15-150400.18.10.1
    * munge-debugsource-0.5.15-150400.18.10.1
    * munge-0.5.15-150400.18.10.1
    * munge-debuginfo-0.5.15-150400.18.10.1
    * munge-devel-0.5.15-150400.18.10.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-25506.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1246088
  * https://bugzilla.suse.com/show_bug.cgi?id=1257651



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