FKIE_CVE-2023-24824

Vulnerability from fkie_nvd - Published: 2023-03-31 23:15 - Updated: 2024-11-21 07:48
Severity ?
5.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
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.
References
security-advisories@github.comhttps://github.com/github/cmark-gfm/commit/2300c1bd2c8226108885bf019655c4159cf26b59Patch
security-advisories@github.comhttps://github.com/github/cmark-gfm/security/advisories/GHSA-66g8-4hjf-77xhExploit, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/github/cmark-gfm/commit/2300c1bd2c8226108885bf019655c4159cf26b59Patch
af854a3a-2127-422b-91ae-364da2661108https://github.com/github/cmark-gfm/security/advisories/GHSA-66g8-4hjf-77xhExploit, Vendor Advisory
Impacted products
Vendor Product Version
github cmark-gfm *
To clipboard 

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  "id": "CVE-2023-24824",
  "lastModified": "2024-11-21T07:48:28.123",
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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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