{"id":"DEBIAN-CVE-2024-31951","details":"In the Opaque LSA Extended Link parser in FRRouting (FRR) through 9.1, there can be a buffer overflow and daemon crash in ospf_te_parse_ext_link for OSPF LSA packets during an attempt to read Segment Routing Adjacency SID subTLVs (lengths are not validated).","modified":"2026-09-15T09:03:07.552294582Z","published":"2024-04-07T21:15:07.600Z","upstream":["CVE-2024-31951"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2024-31951"}],"affected":[{"package":{"name":"frr","ecosystem":"Debian:12","purl":"pkg:deb/debian/frr?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.4.4-1.1~deb12u2"}]}],"versions":["8.4.2-1","8.4.4-1","8.4.4-1.1~deb12u1"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2024-31951.json"}},{"package":{"name":"frr","ecosystem":"Debian:13","purl":"pkg:deb/debian/frr?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"10.3-3+deb13u1"}]}],"versions":["10.3-3"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2024-31951.json"}},{"package":{"name":"frr","ecosystem":"Debian:14","purl":"pkg:deb/debian/frr?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"10.0.1-0.1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2024-31951.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}