Vulnerability GHSA-49p4-px3h-rq49

Medium Risk
MEDIUM RISK
CVSS Score: 6.3
Score Range: 4.0–6.9
Medium severity vulnerabilities (CVSS 4.0–6.9). Important issues that meaningfully reduce security confidence.
4 months ago
June 22, 2026 at 08:15 PM UTC
Build breakout using malicious Containerfile and Git Smart HTTP server or GitHub release tar archive
v1.38.1 - v1.43.1
v1.38.1 - v1.43.1

Summary

Build breakout using malicious Containerfile and Git Smart HTTP server or GitHub release tar archive

Details

Impact

When processing a build contexts or add/copy instructions, a malicious server serving a Git repository or a tar archive file can cause files outside of the build context directory to be included in the build context or copied into the build.

Patches

Fixed in Buildah 1.44 and 1.43.2.

Timeline

Published
4 months ago
June 22, 2026 at 08:15 PM UTC
Fixed (v1.43.2)
5 months ago
May 29, 2026 at 06:11 PM UTC
Last Modified
3 months ago
July 27, 2026 at 05:11 PM UTC