Vulnerability Description
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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linuxfoundation | Runc | < 1.1.5 |
Related Weaknesses (CWE)
References
- https://github.com/opencontainers/runc/pull/3785Patch
- https://github.com/opencontainers/runc/security/advisories/GHSA-g2j6-57v7-gm8cPatchVendor Advisory
- https://github.com/opencontainers/runc/pull/3785Patch
- https://github.com/opencontainers/runc/security/advisories/GHSA-g2j6-57v7-gm8cPatchVendor Advisory
- https://security.netapp.com/advisory/ntap-20241206-0005/
FAQ
What is CVE-2023-28642?
CVE-2023-28642 is a vulnerability with a CVSS score of 6.1 (MEDIUM). 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 mou...
How severe is CVE-2023-28642?
CVE-2023-28642 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-28642?
Check the references section above for vendor advisories and patch information. Affected products include: Linuxfoundation Runc.