{"id":"CVE-2016-4794","details":"Use-after-free vulnerability in mm/percpu.c in the Linux kernel through 4.6 allows local users to cause a denial of service (BUG) or possibly have unspecified other impact via crafted use of the mmap and bpf system calls.","modified":"2026-03-12T22:23:05.748314Z","published":"2016-05-23T10:59:12.427Z","related":["MGASA-2016-0271","MGASA-2016-0283","MGASA-2016-0284"],"references":[{"type":"ADVISORY","url":"http://www.ubuntu.com/usn/USN-3053-1"},{"type":"ADVISORY","url":"http://www.ubuntu.com/usn/USN-3055-1"},{"type":"ADVISORY","url":"http://www.ubuntu.com/usn/USN-3057-1"},{"type":"ADVISORY","url":"https://source.android.com/security/bulletin/2016-12-01.html"},{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2016-2574.html"},{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2016-2584.html"},{"type":"ADVISORY","url":"http://www.ubuntu.com/usn/USN-3054-1"},{"type":"ADVISORY","url":"http://www.ubuntu.com/usn/USN-3056-1"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/90625"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1335889"},{"type":"EVIDENCE","url":"https://lkml.org/lkml/2016/4/17/125"},{"type":"EVIDENCE","url":"http://www.openwall.com/lists/oss-security/2016/05/12/6"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"3.18"},{"fixed":"3.18.37"}]},{"events":[{"introduced":"3.19"},{"fixed":"4.1.28"}]},{"events":[{"introduced":"4.2"},{"fixed":"4.4.16"}]},{"events":[{"introduced":"4.5"},{"fixed":"4.6.5"}]},{"events":[{"introduced":"0"},{"last_affected":"14.04"}]},{"events":[{"introduced":"0"},{"last_affected":"16.04"}]}],"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2016-4794.json"}}],"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:H/A:H"}]}