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openSUSE: buildah Important Container Breakout CVE-2025-52881 2025:4074-1

opensuse
Calendar Grey November 12, 2025
Dist Opensuse Esm H88
Update for openSUSE buildah resolves an important security issue with container breakouts. Immediate patch recommended.
An update that solves one vulnerability and has one security fix 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)

Other fixes:

* podman and buildah with runc 1.3.2 fail with lots of warnings as rootless

(bsc#1252543)

Topics%20covered

Topics Covered

security advisory DoS important OpenSUSE buildah container breakout

Patch

## 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-2025-4074=1

* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4

zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-ESPOS-2025-4074=1

* SUSE Linux Enterprise High Performance Computing LTSS 15 SP4

zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-LTSS-2025-4074=1

* SUSE Linux Enterprise Server 15 SP4 LTSS

zypper in -t patch SUSE-SLE-Product-SLES-15-SP4-LTSS-2025-4074=1

* SUSE Linux Enterprise Server for SAP Applications 15 SP4

zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP4-2025-4074=1

Package List

* openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64 i586)

* buildah-1.35.5-150400.3.53.1

* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 (aarch64

x86_64)

* buildah-1.35.5-150400.3.53.1

* SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 (aarch64

x86_64)

* buildah-1.35.5-150400.3.53.1

* SUSE Linux Enterprise Server 15 SP4 LTSS (aarch64 ppc64le s390x x86_64)

* buildah-1.35.5-150400.3.53.1

* SUSE Linux Enterprise Server for SAP Applications 15 SP4 (ppc64le x86_64)

* buildah-1.35.5-150400.3.53.1

References

* bsc#1252543

* bsc#1253096

## References:

* https://www.suse.com/security/cve/CVE-2025-52881.html

* https://bugzilla.suse.com/show_bug.cgi?id=1252543

* https://bugzilla.suse.com/show_bug.cgi?id=1253096

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2025:4074-1
Release Date: 2025-11-12T10:35:10Z
Affected Products: * openSUSE Leap 15.4 * SUSE Linux Enterprise High Performance Computing 15 SP4 * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 * SUSE Linux Enterprise Server 15 SP4 * SUSE Linux Enterprise Server 15 SP4 LTSS * SUSE Linux Enterprise Server for SAP Applications 15 SP4

Topics%20covered

Topics Covered

security advisory DoS important OpenSUSE buildah container breakout

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