4.4 Medium

A flaw was found in the containers/storage library.

CVE-2026-79699

A flaw was found in the containers/storage library. A crafted tar archive containing a malicious whiteout header (e.g. victim/.wh.) can cause the extraction destination directory to be replaced with an arbitrary file when processed by storage/pkg/archive.UnpackLayer, ApplyLayer, or ApplyUncompressedLayer.

Assessment

CVSS: 4.4 (v3.1)
Severity: Medium
EPSS: 0.17% chance of exploitation in the next 30 days
Known exploited: Not listed in CISA KEV
Exploit availability: Nothing found in Exploit-DB, Metasploit, Nuclei or public PoC repositories
Published: 15 September 2026
Last updated: 1 November 2026
Assigner: redhat

CVSS vectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L

At the source

EUVD (ENISA)

References

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