GHSA-fjc3-r8f9-57p5

GHSA-fjc3-r8f9-57p5 PUBLISHED

Record from GitHub Advisory Database · Published May 1, 2022

verify.c in GnuTLS before 1.4.4, when using an RSA key with exponent 3, does not properly handle excess data in the digestAlgorithm.parameters field when generating a hash, which allows remote attackers to forge a PKCS #1 v1.5 signature that is signed by that RSA key and prevents GnuTLS from correctly verifying X.509 and other certificates that use PKCS, a variant of CVE-2006-4339.

Timeline

May 1, 2022 CVE Published
Apr 9, 2026 Distribution Patch (2 in total, the first dated here)
Apr 30, 2026 Security Advisory

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The same record, from the CLI:

vulnetix vdb vuln GHSA-fjc3-r8f9-57p5
vulnetix vdb fixes GHSA-fjc3-r8f9-57p5

Or with curl, using the org id and key from your account page:

curl -s -H "Authorization: ApiKey ${VULNETIX_ORG_ID}:${VULNETIX_API_KEY}" \
  "https://api.vdb.vulnetix.com/v2/vuln/GHSA-fjc3-r8f9-57p5/fixes/registry"

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References

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