CVE-2023-22486
Last modified
CVE-2023-22486 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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 contain a polynomial time complexity issue in handle_close_bracket that may lead to unbounded resource exhaustion and subsequent denial of service. EPSS estimates a 1.11% chance of exploitation in the next 30 days.
Description
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 contain a polynomial time complexity issue in handle_close_bracket that may lead to unbounded resource exhaustion and subsequent denial of service. This vulnerability has been patched in 0.29.0.gfm.7.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Github | Cmark-Gfm | < 0.29.0.gfm.7 |
References
- https://github.com/github/cmark-gfm/security/advisories/GHSA-r572-jvj2-3m8pExploit, Third Party Advisory
- https://github.com/github/cmark-gfm/security/advisories/GHSA-r572-jvj2-3m8pExploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
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