Link Following Affecting runc package, versions <4:1.1.9-1.el9
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Test your applications- Snyk ID SNYK-ALMALINUX9-RUNC-6061378
- published 15 Nov 2023
- disclosed 7 Nov 2023
Introduced: 7 Nov 2023
CVE-2023-28642 Open this link in a new tabHow to fix?
Upgrade AlmaLinux:9 runc to version 4:1.1.9-1.el9 or higher.
This issue was patched in ALSA-2023:6380.
NVD Description
Note: Versions mentioned in the description apply only to the upstream runc package and not the runc package as distributed by AlmaLinux.
See How to fix? for AlmaLinux:9 relevant fixed versions and status.
runc is a CLI tool for spawning and running containers according to the OCI specification. It was found that AppArmor can be bypassed when /proc inside the container is symlinked with a specific mount configuration. This issue has been fixed in runc version 1.1.5, by prohibiting symlinked /proc. See PR #3785 for details. users are advised to upgrade. Users unable to upgrade should avoid using an untrusted container image.
References
- https://errata.almalinux.org/9/ALSA-2023-6380.html
- https://errata.almalinux.org/8/ALSA-2023-6938.html
- https://errata.almalinux.org/8/ALSA-2023-6939.html
- https://access.redhat.com/security/cve/CVE-2023-28642
- https://access.redhat.com/errata/RHSA-2023:6380
- https://access.redhat.com/errata/RHSA-2023:6938
- https://access.redhat.com/errata/RHSA-2023:6939
- https://github.com/opencontainers/runc/pull/3785
- https://github.com/opencontainers/runc/security/advisories/GHSA-g2j6-57v7-gm8c