{"id":"JLSEC-2026-591","details":"An issue was discovered in yasm version 1.3.0. There is a use-after-free in yasm_intnum_destroy() in libyasm/intnum.c.","modified":"2026-06-08T13:45:05.559992077Z","published":"2026-06-08T13:43:52.905Z","upstream":["CVE-2021-33461"],"database_specific":{"sources":[{"database_specific":{"status":"Modified"},"url":"https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2021-33461","html_url":"https://nvd.nist.gov/vuln/detail/CVE-2021-33461","id":"CVE-2021-33461","published":"2022-07-26T13:15:09.590Z","imported":"2026-06-06T09:29:02.259Z","modified":"2024-11-21T06:08:52.607Z"}],"license":"CC-BY-4.0"},"references":[{"type":"WEB","url":"https://gist.github.com/Clingto/bb632c0c463f4b2c97e4f65f751c5e6d"},{"type":"WEB","url":"https://gist.github.com/Clingto/bb632c0c463f4b2c97e4f65f751c5e6d"},{"type":"WEB","url":"https://github.com/yasm/yasm/issues/161"},{"type":"WEB","url":"https://github.com/yasm/yasm/issues/161"}],"affected":[{"package":{"name":"YASM_jll","ecosystem":"Julia","purl":"pkg:julia/YASM_jll?uuid=997772c2-56d0-5ccd-9329-3f55f14e5768"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"}]}],"database_specific":{"source":"https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2026/JLSEC-2026-591.json"}}],"schema_version":"1.7.5"}