{"id":"CVE-2023-23009","details":"Libreswan 4.9 allows remote attackers to cause a denial of service (assert failure and daemon restart) via crafted TS payload with an incorrect selector length.","modified":"2026-08-12T03:51:33.735120337Z","published":"2023-02-21T00:00:00Z","related":["ALSA-2023:2633","ALSA-2023:3095"],"database_specific":{"cna_assigner":"mitre","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/23xxx/CVE-2023-23009.json"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/23xxx/CVE-2023-23009.json"},{"type":"ADVISORY","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2MFOIQX2LRL43P3GJT33DE7G7COHNXDN/"},{"type":"ADVISORY","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CSMYJH7MC2FZGCY5NH5AXULO3ISXIHOF/"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-23009"},{"type":"ADVISORY","url":"https://www.debian.org/security/2023/dsa-5368"},{"type":"REPORT","url":"https://github.com/libreswan/libreswan/issues/954"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/libreswan/libreswan","events":[{"introduced":"394c823abbf8af6afaf6c9c71fb53fca775bfae7"},{"last_affected":"394c823abbf8af6afaf6c9c71fb53fca775bfae7"}],"database_specific":{"extracted_events":[{"introduced":"4.9"},{"last_affected":"4.9"}],"source":"CPE_STRING","cpe":"cpe:2.3:a:libreswan:libreswan:4.9:*:*:*:*:*:*:*"}}],"versions":["4.9","v4.9"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-23009.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}