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Fedora 42: runc Important Security Fixes CVE-2025-31133 CVE-2025-52565

fedora
Calendar Grey November 14, 2025
Dist Fedora Esm H88
Critical security update for runc CLI on Fedora 42 fixes multiple vulnerabilities improving the container management.
Update to release v1.3.3

Summary

The runc command can be used to start containers which are packaged

in accordance with the Open Container Initiative's specifications,

and to manage containers running under runc.

Update Information:

Update to release v1.3.3

Topics%20covered

Topics Covered

security advisory fedora important CVE fix command line runc

Change Log

* Wed Nov 5 2025 Bradley G Smith - 2:1.3.3-1 - Update to release v1.3.3 - Resolves: rhbz#2411664, rhbz#2411410, rhbz#2411148 - Resolves: rbhz#2410768, rhbz#2410512, rhbz#2410233 - Resolves: rhbz#2409818, rhbz#2409561, rhbz#2409284 - Resolves: rhbz#2408345, rhbz#2408091, rhbz#2407818 - Security. Fixes CVE-2025-31133, CVE-2025-52565, CVE-2025-52881 - Upstream new feature

References


[ 1 ] Bug #2407818 - CVE-2025-58189 runc: go crypto/tls ALPN negotiation error contains attacker controlled information [fedora-41] https://bugzilla.redhat.com/show_bug.cgi?id=2407818 [ 2 ] Bug #2408091 - CVE-2025-58189 runc: go crypto/tls ALPN negotiation error contains attacker controlled information [fedora-42] https://bugzilla.redhat.com/show_bug.cgi?id=2408091 [ 3 ] Bug #2408345 - CVE-2025-58189 runc: go crypto/tls ALPN negotiation error contains attacker controlled information [fedora-43] https://bugzilla.redhat.com/show_bug.cgi?id=2408345 [ 4 ] Bug #2409284 - CVE-2025-61723 runc: Quadratic complexity when parsing some invalid inputs in encoding/pem [fedora-41] https://bugzilla.redhat.com/show_bug.cgi?id=2409284 [ 5 ] Bug #2409561 - CVE-2025-61723 runc: Quadratic complexity when parsing some invalid inputs in encoding/pem [fedora-42] https://bugzilla.redhat.com/show_bug.cgi?id=2409561 [ 6 ] Bug #2409818 - CVE-2025-6...

Read the Full Advisory

Update Instructions

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2025-ef192f5d10' at the command line. For more information, refer to the dnf documentation available at http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label

Severity
important
Lowest
Low
Medium
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Critical

Name: runc
Product: Fedora 42
Version: 1.3.3
Release: 1.fc42
URL: https://github.com/opencontainers/runc
Summary: CLI for running Open Containers

Topics%20covered

Topics Covered

security advisory fedora important CVE fix command line runc

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