Several quadratic complexity bugs may lead to denial of service in Commonmarker

GHSA-7vh7-fw88-wj87

Published Aug 8, 2023 · Modified Dec 1, 2024

Description

Impact

Several quadratic complexity bugs in commonmarker's underlying cmark-gfm library may lead to unbounded resource exhaustion and subsequent denial of service.

The following vulnerabilities were addressed:

CVE-2023-37463

For more information, consult the release notes for version 0.29.0.gfm.12.

Mitigation

Users are advised to upgrade to commonmarker version 0.23.10.

References

WEB https://github.com/gjtorikian/commonmarker/security/advisories/GHSA-7vh7-fw88-wj87
WEB https://github.com/gjtorikian/commonmarker/commit/db8cd377b54541f7fd484d168b7682a282a680f7
WEB https://github.com/github/cmark-gfm/releases/tag/0.29.0.gfm.12
PACKAGE https://github.com/gjtorikian/commonmarker
WEB https://rubygems.org/gems/commonmarker/versions/0.23.10

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