{"id":"CVE-2022-23094","details":"Libreswan 4.2 through 4.5 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted IKEv1 packet because pluto/ikev1.c wrongly expects that a state object exists. This is fixed in 4.6.","modified":"2026-04-02T07:47:06.993364Z","published":"2022-01-15T02:15:06.547Z","related":["ALSA-2022:0199","MGASA-2022-0030"],"references":[{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HPMIHAXWQUJAPCIGNJ5J5Q6ASWQBU7T5/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UFZ7WP5LNNBW5ADIOPDSPQ23SXZJRNMP/"},{"type":"ADVISORY","url":"https://libreswan.org/security/CVE-2022-23094"},{"type":"ADVISORY","url":"https://www.debian.org/security/2022/dsa-5048"},{"type":"REPORT","url":"https://github.com/libreswan/libreswan/issues/585"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/libreswan/libreswan","events":[{"introduced":"89eab903b8447af72293271f42b14cb30bd69dac"},{"fixed":"5cb4ea71800792204de69a9f546ca6a41f377bf3"}],"database_specific":{"versions":[{"introduced":"4.2"},{"fixed":"4.6"}]}}],"versions":["v4.2","v4.3","v4.4","v4.5"],"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"34"}]},{"events":[{"introduced":"0"},{"last_affected":"35"}]},{"events":[{"introduced":"0"},{"last_affected":"10.0"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-23094.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"}]}