Debian DSA-2479-1 : libxml2 - off-by-one

medium Nessus Plugin ID 59251
New! Plugin Severity Now Using CVSS v3

The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Synopsis

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

Description

Jueri Aedla discovered an off-by-one in libxml2, which could result in the execution of arbitrary code.

Solution

Upgrade the libxml2 packages.

For the stable distribution (squeeze), this problem has been fixed in version 2.7.8.dfsg-2+squeeze4.

See Also

https://packages.debian.org/source/squeeze/libxml2

https://www.debian.org/security/2012/dsa-2479

Plugin Details

Severity: Medium

ID: 59251

File Name: debian_DSA-2479.nasl

Version: 1.12

Type: local

Agent: unix

Published: 5/24/2012

Updated: 1/11/2021

Dependencies: ssh_get_info.nasl

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

Temporal Vector: E:U/RL:OF/RC:C

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:libxml2, cpe:/o:debian:debian_linux:6.0

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

Exploit Ease: No known exploits are available

Patch Publication Date: 5/23/2012

Reference Information

CVE: CVE-2011-3102

BID: 53540

DSA: 2479