Ubuntu 16.10 : linux-raspi2 vulnerability (USN-3107-2) (Dirty COW)

Ubuntu Security Notice (C) 2016-2017 Canonical, Inc. / NASL script (C) 2016-2017 Tenable Network Security, Inc.


Synopsis :

The remote Ubuntu host is missing a security-related patch.

Description :

It was discovered that a race condition existed in the memory manager
of the Linux kernel when handling copy-on-write breakage of private
read-only memory mappings. A local attacker could use this to gain
administrative privileges.

Note that Tenable Network Security has extracted the preceding
description block directly from the Ubuntu security advisory. Tenable
has attempted to automatically clean and format it as much as possible
without introducing additional issues.

Solution :

Update the affected linux-image-4.8-raspi2 package.

Risk factor :

High / CVSS Base Score : 7.2
(CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C)
CVSS Temporal Score : 6.0
(CVSS2#E:F/RL:OF/RC:ND)
Public Exploit Available : true

Family: Ubuntu Local Security Checks

Nessus Plugin ID: 94249 ()

Bugtraq ID:

CVE ID: CVE-2016-5195

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