Bug 2533890 - CVE-2026-79699 podman: containers/storage: Malicious tar whiteout header allows replacement of extraction destination directory [fedora-all]
Summary: CVE-2026-79699 podman: containers/storage: Malicious tar whiteout header allo...
Keywords:
Status: NEW
Alias: None
Product: Fedora
Classification: Fedora
Component: podman
Version: rawhide
Hardware: Unspecified
OS: Unspecified
low
low
Target Milestone: ---
Assignee: Lokesh Mandvekar
QA Contact: Fedora Extras Quality Assurance
URL:
Whiteboard: {"flaws": ["0424c5ac-65c7-4106-8c28-7...
Depends On:
Blocks: CVE-2026-79699
TreeView+ depends on / blocked
 
Reported: 2026-09-15 15:23 UTC by Ganesh
Modified: 2026-09-15 15:23 UTC (History)
12 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Type: ---
Embargoed:

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Description Ganesh 2026-09-15 15:23:57 UTC 
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.

Upstream (Podman team) reports Red Hat container tools are not directly vulnerable to this specific issue; affects external callers of the library API. PoC: Go test calling UnpackLayer with victim/.wh. whiteout entry removes victim directory. Patch available upstream, not yet released.
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