7.5
CVSSv3

CVE-2023-24824

Published: 31/03/2023 Updated: 11/04/2023
CVSS v3 Base Score: 7.5 | Impact Score: 3.6 | Exploitability Score: 3.9
VMScore: 0

Vulnerability Summary

cmark-gfm is GitHub's fork of cmark, a CommonMark parsing and rendering library and program in C. A polynomial time complexity issue in cmark-gfm may lead to unbounded resource exhaustion and subsequent denial of service. This CVE covers quadratic complexity issues when parsing text which leads with either large numbers of `>` or `-` characters. This issue has been addressed in version 0.29.0.gfm.10. Users are advised to upgrade. Users unable to upgrade should validate that their input comes from trusted sources.

Vulnerability Trend

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github cmark-gfm

Vendor Advisories

Debian Bug report logs - #1034171 cmark-gfm: CVE-2023-26485 CVE-2023-24824 Package: src:cmark-gfm; Maintainer for src:cmark-gfm is Keith Packard <keithp@keithpcom>; Reported by: Moritz Mühlenhoff <jmm@inutilorg> Date: Mon, 10 Apr 2023 16:15:02 UTC Severity: important Tags: security, upstream Reply or subscri ...