CVE-2023-22486 (published 2023-01-24T02:30:29.099Z)
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.
Affected products: Vendor: github
Product: cmark-gfm
Versions: < 0.29.0.gfm.7