{"id":"CVE-2019-11833","details":"fs/ext4/extents.c in the Linux kernel through 5.1.2 does not zero out the unused memory region in the extent tree block, which might allow local users to obtain sensitive information by reading uninitialized data in the filesystem.","modified":"2026-03-12T22:55:00.102749Z","published":"2019-05-15T13:29:00.197Z","related":["MGASA-2019-0185","MGASA-2019-0196","MGASA-2019-0197","SUSE-SU-2019:1527-1","SUSE-SU-2019:1529-1","SUSE-SU-2019:1530-1","SUSE-SU-2019:1532-1","SUSE-SU-2019:1533-1","SUSE-SU-2019:1534-1","SUSE-SU-2019:1535-1","SUSE-SU-2019:1536-1","SUSE-SU-2019:1550-1","SUSE-SU-2019:1692-1","SUSE-SU-2019:2430-1","openSUSE-SU-2019:1479-1","openSUSE-SU-2019:1579-1"],"references":[{"type":"WEB","url":"http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00048.html"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GJGZIMGB72TL7OGWRMHIL43WHXFQWU4X/"},{"type":"WEB","url":"http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00071.html"},{"type":"WEB","url":"http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00039.html"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/4118-1/"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/108372"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2019:2043"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2019:3309"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/4068-2/"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/4069-2/"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/4095-2/"},{"type":"ADVISORY","url":"https://seclists.org/bugtraq/2019/Jun/26"},{"type":"ADVISORY","url":"http://packetstormsecurity.com/files/154951/Kernel-Live-Patch-Security-Notice-LSN-0058-1.html"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2019:3517"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2019/06/msg00010.html"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/4068-1/"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/4076-1/"},{"type":"ADVISORY","url":"https://www.debian.org/security/2019/dsa-4465"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2019:2029"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2019/06/msg00011.html"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/4069-1/"},{"type":"FIX","url":"https://github.com/torvalds/linux/commit/592acbf16821288ecdc4192c47e3774a4c48bb64"}],"affected":[{"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2019-11833.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"5.1.2"}]},{"events":[{"introduced":"0"},{"last_affected":"29"}]},{"events":[{"introduced":"0"},{"last_affected":"8.0"}]},{"events":[{"introduced":"0"},{"last_affected":"9.0"}]},{"events":[{"introduced":"0"},{"last_affected":"14.04"}]},{"events":[{"introduced":"0"},{"last_affected":"16.04"}]},{"events":[{"introduced":"0"},{"last_affected":"18.04"}]},{"events":[{"introduced":"0"},{"last_affected":"19.04"}]},{"events":[{"introduced":"0"},{"last_affected":"8.0"}]},{"events":[{"introduced":"0"},{"last_affected":"7.0"}]},{"events":[{"introduced":"0"},{"last_affected":"8.1"}]},{"events":[{"introduced":"0"},{"last_affected":"8.2"}]},{"events":[{"introduced":"0"},{"last_affected":"8.4"}]},{"events":[{"introduced":"0"},{"last_affected":"8.6"}]},{"events":[{"introduced":"0"},{"last_affected":"7"}]},{"events":[{"introduced":"0"},{"last_affected":"8.0"}]},{"events":[{"introduced":"0"},{"last_affected":"7"}]},{"events":[{"introduced":"0"},{"last_affected":"8.0"}]},{"events":[{"introduced":"0"},{"last_affected":"8.2"}]},{"events":[{"introduced":"0"},{"last_affected":"8.4"}]},{"events":[{"introduced":"0"},{"last_affected":"8.6"}]},{"events":[{"introduced":"0"},{"last_affected":"8.2"}]},{"events":[{"introduced":"0"},{"last_affected":"8.4"}]},{"events":[{"introduced":"0"},{"last_affected":"8.6"}]},{"events":[{"introduced":"0"},{"last_affected":"7.0"}]},{"events":[{"introduced":"0"},{"last_affected":"8.2"}]},{"events":[{"introduced":"0"},{"last_affected":"8.4"}]},{"events":[{"introduced":"0"},{"last_affected":"8.6"}]},{"events":[{"introduced":"0"},{"last_affected":"8.2"}]},{"events":[{"introduced":"0"},{"last_affected":"8.4"}]},{"events":[{"introduced":"0"},{"last_affected":"8.6"}]},{"events":[{"introduced":"0"},{"last_affected":"7.0"}]}]}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"}]}