CVE-2023-22484

Summary

cmark-gfm is GitHub's fork of cmark, a CommonMark parsing and rendering library and program in C. Versions prior to 0.29.0.gfm.7 are subject to a polynomial time complexity issue in cmark-gfm that may lead to unbounded resource exhaustion and subsequent denial of service. This vulnerability has been patched in 0.29.0.gfm.7.

Affected Software

Weaknesses

• CWE-400: CWE-400: Uncontrolled Resource Consumption
• CWE-407: CWE-407: Inefficient Algorithmic Complexity

ADP Enrichment

CVE Program Container

Additional References

• https://github.com/github/cmark-gfm/security/advisories/GHSA-24f7-9frr-5h2r

CISA ADP Vulnrichment

• SSVC:
• Exploitation: poc
  • Automatable: no
  • Technical Impact: partial

References

• https://github.com/github/cmark-gfm/security/advisories/GHSA-24f7-9frr-5h2r

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