Ubuntu 11.04 : linux vulnerabilities (USN-1567-1)

high Nessus Plugin ID 62111

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Synopsis

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

Description

A flaw was found in how the Linux kernel passed the replacement session keyring to a child process. An unprivileged local user could exploit this flaw to cause a denial of service (panic).
(CVE-2012-2745)

Ben Hutchings reported a flaw in the Linux kernel with some network drivers that support TSO (TCP segment offload). A local or peer user could exploit this flaw to to cause a denial of service.
(CVE-2012-3412)

Jay Fenlason and Doug Ledford discovered a bug in the Linux kernel implementation of RDS sockets. A local unprivileged user could potentially use this flaw to read privileged information from the kernel. (CVE-2012-3430)

A flaw was discovered in the madvise feature of the Linux kernel's memory subsystem. An unprivileged local use could exploit the flaw to cause a denial of service (crash the system). (CVE-2012-3511).

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 packages.

Plugin Details

Severity: High

ID: 62111

File Name: ubuntu_USN-1567-1.nasl

Version: 1.11

Type: local

Agent: unix

Family: Ubuntu Local Security Checks

Published: 9/15/2012

Updated: 9/19/2019

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.1

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

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:linux-image-2.6-generic, p-cpe:/a:canonical:ubuntu_linux:linux-image-2.6-generic-pae, p-cpe:/a:canonical:ubuntu_linux:linux-image-2.6-server, p-cpe:/a:canonical:ubuntu_linux:linux-image-2.6-versatile, p-cpe:/a:canonical:ubuntu_linux:linux-image-2.6-virtual, cpe:/o:canonical:ubuntu_linux:11.04

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 9/14/2012

Vulnerability Publication Date: 8/9/2012

Reference Information

CVE: CVE-2012-2745, CVE-2012-3412, CVE-2012-3430, CVE-2012-3511

BID: 54365, 54702, 54763, 55151

USN: 1567-1

Detections

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