{"id":"CVE-2025-13946","summary":"Loop with Unreachable Exit Condition ('Infinite Loop') in Wireshark","details":"MEGACO dissector infinite loop in Wireshark 4.6.0 to 4.6.1 and 4.4.0 to 4.4.11 allows denial of service","modified":"2026-08-12T03:30:20.464608677Z","published":"2025-12-03T08:04:54.335Z","related":["SUSE-SU-2025:4413-1","SUSE-SU-2025:4440-1","SUSE-SU-2026:0817-1","SUSE-SU-2026:1169-1","SUSE-SU-2026:20222-1","openSUSE-SU-2025:15799-1","openSUSE-SU-2026:20151-1"],"database_specific":{"cna_assigner":"GitLab","cwe_ids":["CWE-835"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/13xxx/CVE-2025-13946.json"},"references":[{"type":"WEB","url":"https://www.wireshark.org/security/wnpa-sec-2025-08.html"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/13xxx/CVE-2025-13946.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-13946"},{"type":"REPORT","url":"https://gitlab.com/wireshark/wireshark/-/issues/20884"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/wireshark/wireshark","events":[{"introduced":"009a163470b581c7d3ee66d89c819cef1f9e50fe"},{"fixed":"dbc56ebc569f69d60456d722c8571cf332aa282f"},{"introduced":"cdfb6721e77c19d43f4787f66e9d5f2525281a22"},{"fixed":"24d5e2b5a3dcb12d282d891479c17826ae1ff927"}],"database_specific":{"extracted_events":[{"introduced":"4.4.0"},{"fixed":"4.4.12"},{"introduced":"4.6.0"},{"fixed":"4.6.2"}],"source":"CPE_RANGE","cpe":"cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*"}},{"type":"GIT","repo":"https://gitlab.com/wireshark/wireshark","events":[{"introduced":"009a163470b581c7d3ee66d89c819cef1f9e50fe"},{"fixed":"dbc56ebc569f69d60456d722c8571cf332aa282f"},{"introduced":"cdfb6721e77c19d43f4787f66e9d5f2525281a22"},{"fixed":"24d5e2b5a3dcb12d282d891479c17826ae1ff927"}],"database_specific":{"cpe":"cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"4.4.0"},{"fixed":"4.4.12"},{"introduced":"4.6.0"},{"fixed":"4.6.2"}],"source":"CPE_RANGE"}}],"versions":["v4.4.12rc0","v4.6.2rc0","v4.4.11","v4.6.1","v4.4.11rc0","v4.6.1rc0","v4.4.10","v4.6.0","v4.4.10rc0","wireshark-4.4.9","v4.4.9","v4.4.9rc0","wireshark-4.4.8","v4.4.8","v4.4.8rc0","wireshark-4.4.7","v4.4.7","v4.6.7rc0","v4.4.7rc0","wireshark-4.4.6","v4.4.6","v4.4.6rc0","wireshark-4.4.5","v4.4.5","v4.4.5rc0","wireshark-4.4.4","v4.4.4","v4.4.4rc0","wireshark-4.4.3","v4.4.3","v4.4.3rc0","wireshark-4.4.2","v4.4.2","v4.4.2rc0","wireshark-4.4.1","v4.4.1","v4.4.1rc0","wireshark-4.4.0","v4.4.0"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-13946.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"}]}