SUSE-SU-2025:4076-1: important: Security update for buildah

[SLE-SECURITY-UPDATES]

# Security update for buildah

Announcement ID: SUSE-SU-2025:4076-1  
Release Date: 2025-11-12T10:36:00Z  
Rating: important  
References:

  * bsc#1253096

  
Cross-References:

  * CVE-2025-52881

  
CVSS scores:

  * CVE-2025-52881 ( SUSE ):  7.3
    CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:A/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
  * CVE-2025-52881 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  * CVE-2025-52881 ( NVD ):  7.3
    CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:A/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/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:

  * Containers Module 15-SP6
  * Containers Module 15-SP7
  * openSUSE Leap 15.5
  * openSUSE Leap 15.6
  * SUSE Linux Enterprise High Performance Computing 15 SP5
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5
  * SUSE Linux Enterprise Real Time 15 SP6
  * SUSE Linux Enterprise Real Time 15 SP7
  * SUSE Linux Enterprise Server 15 SP5
  * SUSE Linux Enterprise Server 15 SP5 LTSS
  * SUSE Linux Enterprise Server 15 SP6
  * SUSE Linux Enterprise Server 15 SP7
  * SUSE Linux Enterprise Server for SAP Applications 15 SP5
  * SUSE Linux Enterprise Server for SAP Applications 15 SP6
  * SUSE Linux Enterprise Server for SAP Applications 15 SP7

  
  
An update that solves one vulnerability can now be installed.

## Description:

This update for buildah fixes the following issues:

  * CVE-2025-52881: Fixed container breakouts by bypassing runc's restrictions
    for writing to arbitrary /proc files (bsc#1253096)

## 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 15.5  
    zypper in -t patch SUSE-2025-4076=1

  * openSUSE Leap 15.6  
    zypper in -t patch openSUSE-SLE-15.6-2025-4076=1

  * Containers Module 15-SP6  
    zypper in -t patch SUSE-SLE-Module-Containers-15-SP6-2025-4076=1

  * Containers Module 15-SP7  
    zypper in -t patch SUSE-SLE-Module-Containers-15-SP7-2025-4076=1

  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-ESPOS-2025-4076=1

  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-LTSS-2025-4076=1

  * SUSE Linux Enterprise Server 15 SP5 LTSS  
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP5-LTSS-2025-4076=1

  * SUSE Linux Enterprise Server for SAP Applications 15 SP5  
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP5-2025-4076=1

## Package List:

  * openSUSE Leap 15.5 (aarch64 ppc64le s390x x86_64 i586)
    * buildah-1.35.5-150500.3.45.1
  * openSUSE Leap 15.6 (aarch64 ppc64le s390x x86_64)
    * buildah-1.35.5-150500.3.45.1
  * Containers Module 15-SP6 (aarch64 ppc64le s390x x86_64)
    * buildah-1.35.5-150500.3.45.1
  * Containers Module 15-SP7 (aarch64 ppc64le s390x x86_64)
    * buildah-1.35.5-150500.3.45.1
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 (aarch64
    x86_64)
    * buildah-1.35.5-150500.3.45.1
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 (aarch64
    x86_64)
    * buildah-1.35.5-150500.3.45.1
  * SUSE Linux Enterprise Server 15 SP5 LTSS (aarch64 ppc64le s390x x86_64)
    * buildah-1.35.5-150500.3.45.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP5 (ppc64le x86_64)
    * buildah-1.35.5-150500.3.45.1

## References:

  * https://www.suse.com/security/cve/CVE-2025-52881.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1253096

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