{"id":"CVE-2023-51781","details":"An issue was discovered in the Linux kernel before 6.6.8. atalk_ioctl in net/appletalk/ddp.c has a use-after-free because of an atalk_recvmsg race condition.","modified":"2026-03-13T07:47:46.205934Z","published":"2024-01-11T19:15:12.553Z","related":["USN-6652-1"],"references":[{"type":"ADVISORY","url":"https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.8"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2024/01/msg00004.html"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2024/01/msg00005.html"},{"type":"FIX","url":"https://github.com/torvalds/linux/commit/189ff16722ee36ced4d2a2469d4ab65a8fee4198"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"fixed":"6.6.8"}]},{"events":[{"introduced":"0"},{"last_affected":"2.6.12-rc2"}]},{"events":[{"introduced":"0"},{"last_affected":"2.6.12-rc3"}]},{"events":[{"introduced":"0"},{"last_affected":"2.6.12-rc4"}]},{"events":[{"introduced":"0"},{"last_affected":"2.6.12-rc5"}]},{"events":[{"introduced":"0"},{"last_affected":"2.6.12-rc6"}]},{"events":[{"introduced":"0"},{"last_affected":"6.7-rc1"}]},{"events":[{"introduced":"0"},{"last_affected":"6.7-rc2"}]},{"events":[{"introduced":"0"},{"last_affected":"6.7-rc3"}]},{"events":[{"introduced":"0"},{"last_affected":"6.7-rc4"}]},{"events":[{"introduced":"0"},{"last_affected":"6.7-rc5"}]},{"events":[{"introduced":"0"},{"last_affected":"10.0"}]}],"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-51781.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}