id: GO-2022-1045
modules:
    - module: github.com/sylabs/sif/v2
      versions:
        - fixed: 2.8.1
      vulnerable_at: 2.8.0
      packages:
        - package: github.com/sylabs/sif/v2/pkg/integrity
          symbols:
            - signAndEncodeJSON
            - verifyAndDecode
            - newDigest
            - digest.MarshalJSON
          derived_symbols:
            - Signer.Sign
            - Verifier.Verify
            - digest.UnmarshalJSON
summary: Improper validation of signature hash algorithms in github.com/sylabs/sif/v2
description: |-
    The Singularity Image Format (SIF) reference implementation does not verify that
    the hash algorithm(s) used are cryptographically secure when verifying digital
    signatures.
cves:
    - CVE-2022-39237
ghsas:
    - GHSA-m5m3-46gj-wch8
references:
    - advisory: https://github.com/sylabs/sif/security/advisories/GHSA-m5m3-46gj-wch8
    - fix: https://github.com/sylabs/sif/commit/07fb86029a12e3210f6131e065570124605daeaa