{"id":"CVE-2023-4394","details":"A use-after-free flaw was found in btrfs_get_dev_args_from_path in fs/btrfs/volumes.c in btrfs file-system in the Linux Kernel. This flaw allows a local attacker with special privileges to cause a system crash or leak internal kernel information","modified":"2026-03-14T12:19:06.708868Z","published":"2023-08-17T13:15:11.543Z","references":[{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2023-4394"},{"type":"FIX","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2219263"},{"type":"FIX","url":"https://patchwork.kernel.org/project/linux-btrfs/patch/20220815151606.3479183-1-r33s3n6@gmail.com/"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"fixed":"6.0"}]},{"events":[{"introduced":"0"},{"last_affected":"6.0-rc1"}]},{"events":[{"introduced":"0"},{"last_affected":"6.0-rc2"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-4394.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:H"}]}