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Vulnerability Intelligence

CVE-2016-5195 | Mondoo Vulnerability Intelligence

Vulnerability IntelligenceCVE-2016-5195

CVE-2016-5195

HIGH7.0

Race condition in mm/gup

Published Nov 10, 2016

Modified 4 months ago

Details

Race condition in mm/gup.c in the Linux kernel 2.x through 4.x before 4.8.3 allows local users to gain privileges by leveraging incorrect handling of a copy-on-write (COW) feature to write to a read-only memory mapping, as exploited in the wild in October 2016, aka "Dirty COW."

References(129)

http://fortiguard.com/advisory/FG-IR-16-063

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=19be0eaffa3ac7d8eb6784ad9bdbc7d67ed8e619

http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10770

http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10774

http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10807

http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00034.html

http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00035.html

http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00036.html

http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00038.html

http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00039.html

http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00040.html

http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00045.html

http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00048.html

http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00049.html

http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00050.html

http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00051.html

http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00052.html

http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00053.html

http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00054.html

http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00055.html

http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00056.html

http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00057.html

http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00058.html

http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00063.html

http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00064.html

CVSS Analysis

CVSS v3.1

7.0

Exploitability

Attack Vector

LocalAV:L

Attack Complexity

HighAC:H

Privileges Required

LowPR:L

User Interaction

NoneUI:N

Scope

Scope

UnchangedS:U

Impact

Confidentiality

HighC:H

Integrity

HighI:H

Availability

HighA:H

7/CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Ecosystems

Timeline

PublishedNov 10, 2016

ModifiedNov 4, 2025