{"id":"CVE-2025-61100","details":"FRRouting/frr from v2.0 through v10.4.1 was discovered to contain a NULL pointer dereference via the ospf_opaque_lsa_dump function at ospf_opaque.c. This vulnerability allows attackers to cause a Denial of Service (DoS) under specific malformed LSA conditions.","modified":"2026-04-10T05:32:31.536919Z","published":"2025-10-27T19:16:05.060Z","related":["SUSE-SU-2026:0665-1","SUSE-SU-2026:1057-1","SUSE-SU-2026:1063-1","openSUSE-SU-2026:10207-1"],"references":[{"type":"ADVISORY","url":"https://github.com/s1awwhy/BugList/blob/main/CVE-2025-61100.md"},{"type":"REPORT","url":"https://github.com/FRRouting/frr/pull/19480"},{"type":"REPORT","url":"https://github.com/FRRouting/frr/issues/19471"},{"type":"FIX","url":"https://github.com/FRRouting/frr/pull/19480/commits/cda5ddac0940562d1dca7cbef34d0ce5b00f160b"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/frrouting/frr","events":[{"introduced":"3e71b5d907e9a58049e188cd88ad86614c5ad4f6"},{"last_affected":"88f5c06cbc1cc4d62e1cba3e7791f5cea4179ba5"}],"database_specific":{"versions":[{"introduced":"2.0"},{"last_affected":"10.4.1"}]}}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-61100.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}