Debian DSA-2686-1 : libxcb - several vulnerabilities

medium Nessus Plugin ID 66570

Synopsis

The remote Debian host is missing a security-related update.

Description

Ilja van Sprundel of IOActive discovered several security issues in multiple components of the X.org graphics stack and the related libraries: Various integer overflows, sign handling errors in integer conversions, buffer overflows, memory corruption and missing input sanitising may lead to privilege escalation or denial of service.

Solution

Upgrade the libxcb packages.

For the oldstable distribution (squeeze), this problem has been fixed in version 1.6-1+squeeze1.

For the stable distribution (wheezy), this problem has been fixed in version 1.8.1-2+deb7u1.

See Also

https://packages.debian.org/source/squeeze/libxcb

https://packages.debian.org/source/wheezy/libxcb

https://www.debian.org/security/2013/dsa-2686

Plugin Details

Severity: Medium

ID: 66570

File Name: debian_DSA-2686.nasl

Version: 1.9

Type: local

Agent: unix

Published: 5/24/2013

Updated: 1/11/2021

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.5

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:libxcb, cpe:/o:debian:debian_linux:6.0, cpe:/o:debian:debian_linux:7.0

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

Exploit Ease: No known exploits are available

Patch Publication Date: 5/23/2013

Reference Information

CVE: CVE-2013-2064

DSA: 2686