CVE-2026-79699

Description

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.

CVSS Vector

References

• https://access.redhat.com/security/cve/CVE-2026-79699
• https://bugzilla.redhat.com/show_bug.cgi?id=2523408