CVE-2025-66564: Sigstore Timestamp Authority allocates excessive memory during request parsing

December 5, 2025

Excessive memory allocation

References

github.com/advisories/GHSA-4qg8-fj49-pxjh
github.com/sigstore/timestamp-authority
github.com/sigstore/timestamp-authority/commit/0cae34e197d685a14904e0bad135b89d13b69421
github.com/sigstore/timestamp-authority/security/advisories/GHSA-4qg8-fj49-pxjh
nvd.nist.gov/vuln/detail/CVE-2025-66564

Code Behaviors & Features

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