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USN-1726-1 : linux-ti-omap4 vulnerabilities

medium Nessus Plugin ID 64641

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Synopsis

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

Description

It was discovered that hypervkvpd, which is distributed in the Linux kernel, was not correctly validating the origin on Netlink messages.
An untrusted local user can cause a denial of service of Linux guests in Hyper-V virtualization environments. (CVE-2012-2669)

Dmitry Monakhov reported a race condition flaw the Linux ext4 filesystem that can expose stale data. An unprivileged user could exploit this flaw to cause an information leak. (CVE-2012-4508)

Florian Weimer discovered that hypervkvpd, which is distributed in the Linux kernel, was not correctly validating source addresses of netlink packets. An untrusted local user can cause a denial of service by causing hypervkvpd to exit. (CVE-2012-5532)

Solution

Update the affected package(s).

See Also

http://www.ubuntu.com/usn/usn-1726-1/

Plugin Details

Severity: Medium

ID: 64641

File Name: ubuntu_USN-1726-1.nasl

Version: Revision: 1.2

Type: local

Agent: unix

Published: 2/15/2013

Updated: 12/1/2016

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 4.9

Vector: CVSS2#AV:L/AC:L/Au:N/C:N/I:N/A:C

Vulnerability Information

CPE: cpe:/o:canonical:ubuntu_linux

Required KB Items: Host/Ubuntu, Host/Ubuntu/release, Host/Debian/dpkg-l

Patch Publication Date: 2/14/2013

Reference Information

CVE: CVE-2012-2669, CVE-2012-4508, CVE-2012-5532

USN: 1726-1