Use-after-free vulnerability in the __sys_recvmmsg function in net/socket.c in the Linux kernel before 4.5.2 allows remote attackers to execute arbitrary code via vectors involving a recvmmsg system call that is mishandled during error processing.
https://bugzilla.redhat.com/show_bug.cgi?id=1382268
https://bugzilla.novell.com/show_bug.cgi?id=1003077
https://github.com/torvalds/linux/commit/34b88a68f26a75e4fded796f1a49c40f82234b7d
https://people.canonical.com/~ubuntu-security/cve/2016/CVE-2016-7117.html
http://source.android.com/security/bulletin/2016-10-01.html
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.2
https://security-tracker.debian.org/tracker/CVE-2016-7117
http://www.securityfocus.com/bid/93304
http://rhn.redhat.com/errata/RHSA-2016-2962.html
http://rhn.redhat.com/errata/RHSA-2017-0270.html
http://rhn.redhat.com/errata/RHSA-2017-0217.html
http://rhn.redhat.com/errata/RHSA-2017-0216.html
http://rhn.redhat.com/errata/RHSA-2017-0215.html
http://rhn.redhat.com/errata/RHSA-2017-0196.html
http://rhn.redhat.com/errata/RHSA-2017-0113.html
http://rhn.redhat.com/errata/RHSA-2017-0091.html
http://rhn.redhat.com/errata/RHSA-2017-0086.html
http://rhn.redhat.com/errata/RHSA-2017-0065.html
Source: MITRE
Published: 2016-10-10
Updated: 2023-01-19
Type: CWE-19
Base Score: 10
Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C
Impact Score: 10
Exploitability Score: 10
Severity: HIGH
Base Score: 9.8
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Impact Score: 5.9
Exploitability Score: 3.9
Severity: CRITICAL