{"id":"CVE-2019-19377","details":"In the Linux kernel 5.0.21, mounting a crafted btrfs filesystem image, performing some operations, and unmounting can lead to a use-after-free in btrfs_queue_work in fs/btrfs/async-thread.c.","modified":"2026-04-16T04:37:37.211371944Z","published":"2019-11-29T16:15:10.517Z","related":["SUSE-SU-2022:2077-1","SUSE-SU-2022:2078-1","SUSE-SU-2022:2079-1","SUSE-SU-2022:2080-1","SUSE-SU-2022:2082-1","SUSE-SU-2022:2103-1","SUSE-SU-2022:2104-1","SUSE-SU-2022:2111-1","SUSE-SU-2022:2116-1","SUSE-SU-2022:2177-1","SUSE-SU-2022:2393-1","SUSE-SU-2022:2629-1","openSUSE-SU-2022:2177-1"],"references":[{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2020/12/msg00015.html"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20200103-0001/"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/4367-1/"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/4369-1/"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/4414-1/"},{"type":"EVIDENCE","url":"https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19377"}],"affected":[{"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-19377.json","unresolved_ranges":[{"events":[{"introduced":"2.6.12"},{"fixed":"4.19.156"}]},{"events":[{"introduced":"4.20"},{"fixed":"5.4.33"}]},{"events":[{"introduced":"5.5.0"},{"fixed":"5.5.18"}]},{"events":[{"introduced":"5.6"},{"fixed":"5.6.5"}]}]}}],"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"}]}