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GHSA-m5m3-46gj-wch8: SIF's Digital Signature Hash Algorithms Not Validated

Impact

The github.com/sylabs/sif/v2/pkg/integrity package does not verify that the hash algorithm(s) used are cryptographically secure when verifying digital signatures.

Patches

A patch is available in version >= v2.8.1 of the module. Users are encouraged to upgrade.

Workarounds

Users may independently validate that the hash algorithm(s) used for metadata digest(s) and signature hash are cryptographically secure.

References

For more information

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SIF’s Digital Signature Hash Algorithms Not Validated

Moderate severity GitHub Reviewed Published Oct 6, 2022 in sylabs/sif • Updated Oct 6, 2022

Related news

CVE-2022-39237: Digital Signature Hash Algorithms Not Validated

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.