{"id":"CVE-2016-9806","details":"Race condition in the netlink_dump function in net/netlink/af_netlink.c in the Linux kernel before 4.6.3 allows local users to cause a denial of service (double free) or possibly have unspecified other impact via a crafted application that makes sendmsg system calls, leading to a free operation associated with a new dump that started earlier than anticipated.","modified":"2026-03-15T22:23:14.668577Z","published":"2016-12-28T07:59:00.667Z","related":["SUSE-SU-2017:0230-1","SUSE-SU-2017:0231-1","SUSE-SU-2017:0233-1","SUSE-SU-2017:0234-1","SUSE-SU-2017:0235-1","SUSE-SU-2017:0244-1","SUSE-SU-2017:0245-1","SUSE-SU-2017:0246-1","SUSE-SU-2017:0247-1","SUSE-SU-2017:0248-1","SUSE-SU-2017:0249-1","SUSE-SU-2017:0267-1","SUSE-SU-2017:0268-1","SUSE-SU-2017:0303-1","SUSE-SU-2017:0407-1","SUSE-SU-2017:0464-1","SUSE-SU-2017:0471-1","SUSE-SU-2017:0575-1"],"references":[{"type":"ADVISORY","url":"http://lists.openwall.net/netdev/2016/05/15/69"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/94653"},{"type":"ADVISORY","url":"http://www.securitytracker.com/id/1037968"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2017:1842"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2017:2077"},{"type":"ADVISORY","url":"https://source.android.com/security/bulletin/2017-03-01.html"},{"type":"ADVISORY","url":"http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.6.3"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2017:2669"},{"type":"FIX","url":"https://github.com/torvalds/linux/commit/92964c79b357efd980812c4de5c1fd2ec8bb5520"},{"type":"FIX","url":"http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=92964c79b357efd980812c4de5c1fd2ec8bb5520"},{"type":"FIX","url":"http://www.openwall.com/lists/oss-security/2016/12/03/4"},{"type":"FIX","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1401502"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"3.12"},{"fixed":"3.12.62"}]},{"events":[{"introduced":"3.13"},{"fixed":"3.14.73"}]},{"events":[{"introduced":"3.15"},{"fixed":"3.16.37"}]},{"events":[{"introduced":"3.17"},{"fixed":"3.18.37"}]},{"events":[{"introduced":"3.19"},{"fixed":"4.1.28"}]},{"events":[{"introduced":"4.2"},{"fixed":"4.4.14"}]},{"events":[{"introduced":"4.5"},{"fixed":"4.6.3"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-9806.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"}]}