Debian DSA-2293-1 : libxfont - buffer overflow

High Nessus Plugin ID 55841

New! Vulnerability Priority Rating (VPR)

Tenable calculates a dynamic VPR for every vulnerability. VPR combines vulnerability information with threat intelligence and machine learning algorithms to predict which vulnerabilities are most likely to be exploited in attacks. Read more about what VPR is and how it's different from CVSS.

VPR Score: 5.9

Synopsis

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

Description

Tomas Hoger found a buffer overflow in the X.Org libXfont library, which may allow for a local privilege escalation through crafted font files.

Solution

Upgrade the libxfont packages.

For the oldstable distribution (lenny), this problem has been fixed in version 1.3.3-2.

For the stable distribution (squeeze), this problem has been fixed in version 1.4.1-3.

See Also

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

https://www.debian.org/security/2011/dsa-2293

Plugin Details

Severity: High

ID: 55841

File Name: debian_DSA-2293.nasl

Version: 1.12

Type: local

Agent: unix

Published: 2011/08/15

Updated: 2020/03/12

Dependencies: 12634

Risk Information

Risk Factor: High

VPR Score: 5.9

CVSS v2.0

Base Score: 9.3

Temporal Score: 6.9

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

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:libxfont, cpe:/o:debian:debian_linux:5.0, cpe:/o:debian:debian_linux:6.0

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

Exploit Available: false

Exploit Ease: No known exploits are available

Patch Publication Date: 2011/08/12

Reference Information

CVE: CVE-2011-2895

BID: 49124

DSA: 2293