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SUSE Podman Important Threats Security Update 2026-21291-1

suse
Calendar Grey April 27, 2026
Dist Suse Esm H88
An important update for SUSE enhancing podman security against five key exploits effectively.
An update that solves five vulnerabilities can now be installed.

Summary

## This update for podman fixes the following issues: * CVE-2025-31133,CVE-2025-52565,CVE-2025-52881: Container breakouts by bypassing runc's restrictions for writing to arbitrary /proc files (bsc#1252376). * CVE-2025-47913: golang.org/x/crypto/ssh/agent: client process termination when receiving an unexpected message type in response to a key listing or signing request (bsc#1253542). * CVE-2025-47914: golang.org/x/crypto/ssh/agent: non validated message size can cause a panic due to an out of bounds read (bsc#1253993). ## 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: * SUSE Linux Micro 6.1 zypper in -t patch SUSE-SLE-Micro-6.1-506=1

Topics%20covered

Topics Covered

security advisory SuSE important system disruption container security Podman

References

* bsc#1252376

* bsc#1253542

* bsc#1253993

Cross-

* CVE-2025-31133

* CVE-2025-47913

* CVE-2025-47914

* CVE-2025-52565

* CVE-2025-52881

CVSS scores:

* CVE-2025-31133 ( 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-2025-31133 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

* CVE-2025-31133 ( 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

* CVE-2025-31133 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

* CVE-2025-47913 ( SUSE ): 8.7

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:21291-1
Release Date: 2026-04-23T12:24:25Z
Rating: important

Topics%20covered

Topics Covered

security advisory SuSE important system disruption container security Podman

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