CVE-2022-39237

Summary

syslabs/sif is the Singularity Image Format (SIF) reference implementation. In versions prior to 2.8.1the github.com/sylabs/sif/v2/pkg/integrity package did not verify that the hash algorithm(s) used are cryptographically secure when verifying digital signatures. A patch is available in version >= v2.8.1 of the module. Users are encouraged to upgrade. Users unable to upgrade may independently validate that the hash algorithm(s) used for metadata digest(s) and signature hash are cryptographically secure.

Affected Software

Weaknesses

• CWE-347: CWE-347: Improper Verification of Cryptographic Signature

ADP Enrichment

CVE Program Container

Additional References

• https://github.com/sylabs/sif/security/advisories/GHSA-m5m3-46gj-wch8
• https://github.com/sylabs/sif/commit/07fb86029a12e3210f6131e065570124605daeaa
• https://security.gentoo.org/glsa/202210-19

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: no
  • Technical Impact: partial

References

• https://github.com/sylabs/sif/security/advisories/GHSA-m5m3-46gj-wch8
• https://github.com/sylabs/sif/commit/07fb86029a12e3210f6131e065570124605daeaa
• https://security.gentoo.org/glsa/202210-19

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