{"id":"CVE-2017-11176","details":"The mq_notify function in the Linux kernel through 4.11.9 does not set the sock pointer to NULL upon entry into the retry logic. During a user-space close of a Netlink socket, it allows attackers to cause a denial of service (use-after-free) or possibly have unspecified other impact.","modified":"2026-03-15T22:13:40.714752Z","published":"2017-07-11T23:29:00.213Z","related":["SUSE-SU-2017:2342-1","SUSE-SU-2017:2389-1","SUSE-SU-2017:2525-1","SUSE-SU-2017:2908-1","SUSE-SU-2017:2920-1"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2017:2918"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2017:2930"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2017:2931"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2018:0169"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/99919"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2018:3822"},{"type":"ADVISORY","url":"https://help.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxureWare+Data+Center+Expert+v7.6.0"},{"type":"ADVISORY","url":"https://www.exploit-db.com/exploits/45553/"},{"type":"ADVISORY","url":"http://www.debian.org/security/2017/dsa-3927"},{"type":"ADVISORY","url":"http://www.debian.org/security/2017/dsa-3945"},{"type":"FIX","url":"https://github.com/torvalds/linux/commit/f991af3daabaecff34684fd51fac80319d1baad1"},{"type":"FIX","url":"http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f991af3daabaecff34684fd51fac80319d1baad1"}],"affected":[{"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-11176.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"fixed":"3.2.92"}]},{"events":[{"introduced":"3.3"},{"fixed":"3.16.47"}]},{"events":[{"introduced":"3.17"},{"fixed":"3.18.61"}]},{"events":[{"introduced":"3.19"},{"fixed":"4.1.43"}]},{"events":[{"introduced":"4.2"},{"fixed":"4.4.77"}]},{"events":[{"introduced":"4.5"},{"fixed":"4.9.38"}]},{"events":[{"introduced":"4.10"},{"fixed":"4.11.11"}]},{"events":[{"introduced":"4.12"},{"fixed":"4.12.2"}]},{"events":[{"introduced":"0"},{"last_affected":"8.0"}]},{"events":[{"introduced":"0"},{"last_affected":"9.0"}]}]}}],"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:H/A:H"}]}