Ubuntu 14.04 LTS : linux vulnerabilities (USN-2240-1)

Ubuntu Security Notice (C) 2014-2016 Canonical, Inc. / NASL script (C) 2014-2016 Tenable Network Security, Inc.


Synopsis :

The remote Ubuntu host is missing one or more security-related
patches.

Description :

Pinkie Pie discovered a flaw in the Linux kernel's futex subsystem. An
unprivileged local user could exploit this flaw to cause a denial of
service (system crash) or gain administrative privileges.
(CVE-2014-3153)

An information leak was discovered in the netfilter subsystem of the
Linux kernel. An attacker could exploit this flaw to obtain sensitive
information from kernel memory. (CVE-2014-2568)

Sasha Levin reported a bug in the Linux kernel's virtual memory
management subsystem. An unprivileged local user could exploit this
flaw to cause a denial of service (system crash). (CVE-2014-3122).

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-3.13.0-29-generic,
linux-image-3.13.0-29-generic-lpae and / or
linux-image-3.13.0-29-lowlatency packages.

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: 74360 ()

Bugtraq ID: 66348

CVE ID: CVE-2014-2568
CVE-2014-3122
CVE-2014-3153