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Ubuntu 12.04 LTS : linux-lts-raring vulnerabilities (USN-2112-1)

medium Nessus Plugin ID 72575

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Synopsis

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

Description

Vasily Kulikov reported a flaw in the Linux kernel's implementation of ptrace. An unprivileged local user could exploit this flaw to obtain sensitive information from kernel memory. (CVE-2013-2929)

Dave Jones and Vince Weaver reported a flaw in the Linux kernel's perf event subsystem that allows normal users to enable function tracing.
An unprivileged local user could exploit this flaw to obtain potentially sensitive information from the kernel. (CVE-2013-2930)

A flaw in the handling of memory regions of the kernel virtual machine (KVM) subsystem was discovered. A local user with the ability to assign a device could exploit this flaw to cause a denial of service (memory consumption). (CVE-2013-4592)

Nico Golde and Fabian Yamaguchi reported a flaw in the Linux kernel's debugfs filesystem. An administrative local user could exploit this flaw to cause a denial of service (OOPS). (CVE-2013-6378).

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-3.8-generic package.

See Also

https://usn.ubuntu.com/2112-1/

Plugin Details

Severity: Medium

ID: 72575

File Name: ubuntu_USN-2112-1.nasl

Version: 1.8

Type: local

Agent: unix

Published: 2/19/2014

Updated: 1/19/2021

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 4.4

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

Vulnerability Information

CPE: cpe:/o:canonical:ubuntu_linux:12.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:linux-image-3.8-generic

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

Patch Publication Date: 2/18/2014

Vulnerability Publication Date: 11/20/2013

Reference Information

CVE: CVE-2013-2929, CVE-2013-2930, CVE-2013-4592, CVE-2013-6378

USN: 2112-1