modules:
  - module: std
    versions:
      - fixed: 1.17.9
      - introduced: 1.18.0
        fixed: 1.18.1
    vulnerable_at: 1.18.0
    packages:
      - package: crypto/elliptic
        symbols:
          - p256GetScalar
        derived_symbols:
          - CurveParams.ScalarBaseMult
          - CurveParams.ScalarMult
          - p256Curve.CombinedMult
          - p256Curve.ScalarBaseMult
          - p256Curve.ScalarMult
description: |
    A crafted scalar input longer than 32 bytes can cause P256().ScalarMult
    or P256().ScalarBaseMult to panic. Indirect uses through crypto/ecdsa and
    crypto/tls are unaffected. amd64, arm64, ppc64le, and s390x are unaffected.
published: 2022-05-20T21:17:46Z
cves:
  - CVE-2022-28327
credit: Project Wycheproof
references:
  - fix: https://go.dev/cl/397135
  - fix: https://go.googlesource.com/go/+/37065847d87df92b5eb246c88ba2085efcf0b331
  - report: https://go.dev/issue/52075
  - web: https://groups.google.com/g/golang-announce/c/oecdBNLOml8