{"id":"CVE-2019-19447","details":"In the Linux kernel 5.0.21, mounting a crafted ext4 filesystem image, performing some operations, and unmounting can lead to a use-after-free in ext4_put_super in fs/ext4/super.c, related to dump_orphan_list in fs/ext4/super.c.","modified":"2026-03-15T22:31:11.083230Z","published":"2019-12-08T01:15:10.383Z","related":["ALSA-2020:4431","SUSE-SU-2020:0093-1","SUSE-SU-2020:0511-1","SUSE-SU-2020:0559-1","SUSE-SU-2020:0560-1","SUSE-SU-2020:0580-1","SUSE-SU-2020:0584-1","SUSE-SU-2020:0599-1","SUSE-SU-2020:0613-1","SUSE-SU-2020:1255-1","SUSE-SU-2020:1275-1","SUSE-SU-2020:1663-1","SUSE-SU-2020:2491-1","SUSE-SU-2020:2492-1","SUSE-SU-2020:2497-1","SUSE-SU-2020:2498-1","SUSE-SU-2020:2505-1","SUSE-SU-2020:2506-1","SUSE-SU-2020:2513-1","SUSE-SU-2020:2526-1","openSUSE-SU-2020:0336-1"],"references":[{"type":"ADVISORY","url":"http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20200103-0001/"},{"type":"EVIDENCE","url":"https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19447"}],"affected":[{"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-19447.json","unresolved_ranges":[{"events":[{"introduced":"2.6.12"},{"fixed":"3.16.82"}]},{"events":[{"introduced":"3.17"},{"fixed":"4.4.208"}]},{"events":[{"introduced":"4.5.0"},{"fixed":"4.9.208"}]},{"events":[{"introduced":"4.10"},{"fixed":"4.14.159"}]},{"events":[{"introduced":"4.15"},{"fixed":"4.19.90"}]},{"events":[{"introduced":"4.20"},{"fixed":"5.3.17"}]},{"events":[{"introduced":"5.4"},{"fixed":"5.4.4"}]},{"events":[{"introduced":"0"},{"last_affected":"h610s"}]}]}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"}]}