GHSA-298F-872V-2RCX ORAS CLI: Cyclic Referrer Graph Can Cause Unbounded Recursion and Resource Consumption

Summary A malicious OCI registry can return a cyclic referrer graph e.g. A - A or A - B - A. The ORAS CLI's recursive referrer traversal does not track visited descriptors, so a cycle causes unbounded recursion and memory growth — a client-side denial of service. This affects oras discover...

CVE-2026-55588 ORAS CLI: Cyclic Referrer Graph Can Cause Unbounded Recursion and Resource Consumption

ORAS OCI Registry As Storage is a CLI and library for managing artifacts in OCI registries. In ORAS CLI versions up to and including 1.3.2, the recursive referrer traversal does not track visited descriptors, so a malicious OCI registry that returns a cyclic referrer graph causes unbounded...