CVE-2025-4953

high

Published 2025-09-16 · Modified 2026-02-04

CVSS v3

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CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

CVSS v2

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VIR risk

8.0

Description

A flaw was found in Podman. In a Containerfile or Podman, data written to RUN --mount=type=bind mounts during the podman build is not discarded. This issue can lead to files created within the container appearing in the temporary build context directory on the host, leaving the created files accessible.

Predictions

Exploit likelihood

30%

Patch ETA

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Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2025-4953.html

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2025-4953

vendor Authored 2026-05-27

Vendor advisory: rocky — https://errata.rockylinux.org/RLSA-2025:15904

OS impact

OS	Version	Status	Fixed in
rocky	8	fixed
debian	bookworm	affected
debian	bullseye	affected
sles		affected
debian	forky	fixed	`5.3.2+ds1-1`
debian	sid	fixed	`5.3.2+ds1-1`
debian	trixie	fixed	`5.3.2+ds1-1`

Package impact

Ecosystem	Package	Vulnerable
Go	github.com/containers/podman/v5	`<=5.5.0`
Go	github.com/containers/podman
Go	github.com/containers/podman/v2
Go	github.com/containers/podman/v3
Go	github.com/containers/podman/v4
Go	github.com/containers/podman/v5

References

Verify integrity in audit chain (admin only). AS-IS.