The InfiniBand (aka IB) stack in the Linux kernel before 4.5.3 incorrectly relies on the write system call, which allows local users to cause a denial of service (kernel memory write operation) or possibly have unspecified other impact via a uAPI interface.
https://github.com/torvalds/linux/commit/e6bd18f57aad1a2d1ef40e646d03ed0f2515c9e3
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.3
http://www.openwall.com/lists/oss-security/2016/05/07/1
https://bugzilla.redhat.com/show_bug.cgi?id=1310570
http://www.ubuntu.com/usn/USN-3018-1
http://www.ubuntu.com/usn/USN-3019-1
http://www.ubuntu.com/usn/USN-3018-2
https://access.redhat.com/errata/RHSA-2016:1341
https://access.redhat.com/errata/RHSA-2016:1277
https://access.redhat.com/errata/RHSA-2016:1301
http://www.ubuntu.com/usn/USN-3002-1
http://www.ubuntu.com/usn/USN-3001-1
http://www.ubuntu.com/usn/USN-3004-1
http://www.ubuntu.com/usn/USN-3003-1
http://www.ubuntu.com/usn/USN-3021-1
http://www.ubuntu.com/usn/USN-3005-1
http://www.ubuntu.com/usn/USN-3021-2
http://www.ubuntu.com/usn/USN-3007-1
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.html
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00054.html
http://www.ubuntu.com/usn/USN-3006-1
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html
http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00009.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00014.html
http://www.securityfocus.com/bid/90301
http://www.debian.org/security/2016/dsa-3607
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00026.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00022.html
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00044.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00015.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00008.html
http://rhn.redhat.com/errata/RHSA-2016-1617.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00023.html
http://rhn.redhat.com/errata/RHSA-2016-1581.html
http://rhn.redhat.com/errata/RHSA-2016-1657.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00016.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00003.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00019.html
http://rhn.redhat.com/errata/RHSA-2016-1489.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00020.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00007.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00055.html
http://rhn.redhat.com/errata/RHSA-2016-1640.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00017.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00018.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00044.html
http://rhn.redhat.com/errata/RHSA-2016-1814.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00021.html
Source: MITRE
Published: 2016-05-23
Updated: 2023-01-17
Type: CWE-264
Base Score: 7.2
Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C
Impact Score: 10
Exploitability Score: 3.9
Severity: HIGH
Base Score: 7.8
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Impact Score: 5.9
Exploitability Score: 1.8
Severity: HIGH