moby/buildkit · Security
BuildKit has a possible runtime DoS via unbounded group parsing
- GHSA ID
- GHSA-72x6-4j93-7w86
- CVE ID
- CVE-2026-61712
- Severity
- low
- Published
- Updated
- CVSS v4
- 2.3 · CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
Description
Impact
Maliciously crafted base image or build can cause a Denial of Service (DoS) condition. When creating a container from this image, memory exhaustion occurs, leading to an Out Of Memory (OOM) kill of the buildkitd process.
Patches
Issue is fixed in BuildKit v0.31.1+
Workarounds
Use trusted build sources.
References
This is BuildKit variant of containerd advisory https://github.com/containerd/containerd/security/advisories/GHSA-jpcc-p29g-p8mq
CWEs
- CWE-770 · Allocation of Resources Without Limits or Throttling
References
- https://github.com/moby/buildkit/security/advisories/GHSA-72x6-4j93-7w86 ↗
- https://github.com/moby/buildkit/commit/408266e4ba254cecabedaacdad6905de4d2a75a1 ↗
- https://github.com/moby/buildkit/commit/69a3924648e485acb3faad3081e03a8554431255 ↗
- https://github.com/moby/buildkit/releases/tag/v0.31.1 ↗
- https://github.com/advisories/GHSA-72x6-4j93-7w86 ↗