Vulnerability in Opencontainers Runc
CVE-2026-41579
runc is a CLI tool for spawning and running containers according to the OCI specification. In versions prior to 1.3.6, 1.4.0-rc.1, 1.4.0-rc.12, 1.5.0-rc.1, and 1.5.0-rc.1, when setting up the container rootfs, setupPtmx and setupDevSymlink…
CVSS v3 metric
CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N.
Affected products
- Opencontainers Runc — versions < 1.3.6, >= 1.4.0-rc.1, < 1.4.3, >= 1.5.0-rc.1, < 1.5.0-rc.3
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM)
- security-advisories@github.com (x_refsource_MISC)
Frequently asked questions
- What is CVE-2026-41579?
- CVE-2026-41579 is a low-severity vulnerability in Opencontainers Runc, classified under UNIX Symbolic Link (Symlink) Following. CVSS score: 3.3/10. Published 2026-07-01.
- How severe is CVE-2026-41579?
- Low severity. CVSS v3 base score is 3.3 out of 10.