{"id":"DEBIAN-CVE-2018-21232","details":"re2c before 2.0 has uncontrolled recursion that causes stack consumption in find_fixed_tags.","modified":"2026-09-01T20:03:59.108993331Z","published":"2020-04-29T14:15:14.417Z","upstream":["CVE-2018-21232"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2018-21232"}],"affected":[{"package":{"name":"re2c","ecosystem":"Debian:12","purl":"pkg:deb/debian/re2c?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.0-2","3.1-1","4.0.1-1","4.0.2-1","4.1-1","4.2-1","4.3-1","4.3-2","4.3.1-1","4.4-1","4.5.1-1","4.6-1"],"ecosystem_specific":{"urgency":"unimportant"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2018-21232.json"}},{"package":{"name":"re2c","ecosystem":"Debian:13","purl":"pkg:deb/debian/re2c?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.1-1","4.2-1","4.3-1","4.3-2","4.3.1-1","4.4-1","4.5.1-1","4.6-1"],"ecosystem_specific":{"urgency":"unimportant"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2018-21232.json"}},{"package":{"name":"re2c","ecosystem":"Debian:14","purl":"pkg:deb/debian/re2c?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.1-1","4.2-1","4.3-1","4.3-2","4.3.1-1","4.4-1","4.5.1-1","4.6-1"],"ecosystem_specific":{"urgency":"unimportant"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2018-21232.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"}]}