{"id":"DEBIAN-CVE-2023-50980","details":"gf2n.cpp in Crypto++ (aka cryptopp) through 8.9.0 allows attackers to cause a denial of service (application crash) via DER public-key data for an F(2^m) curve, if the degree of each term in the polynomial is not strictly decreasing.","modified":"2026-09-15T09:02:34.462632458Z","published":"2023-12-18T04:15:51.067Z","upstream":["CVE-2023-50980"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2023-50980"}],"affected":[{"package":{"name":"libcrypto++","ecosystem":"Debian:12","purl":"pkg:deb/debian/libcrypto%2B%2B?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["8.7.0+git220824-1","8.8.0-1","8.8.0-2","8.9.0-1","8.9.0-1.1","8.9.0-1.1~exp1","8.9.0-2","8.9.0-3"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-50980.json"}},{"package":{"name":"libcrypto++","ecosystem":"Debian:13","purl":"pkg:deb/debian/libcrypto%2B%2B?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.9.0-2"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-50980.json"}},{"package":{"name":"libcrypto++","ecosystem":"Debian:14","purl":"pkg:deb/debian/libcrypto%2B%2B?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.9.0-2"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-50980.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}