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ubuntuUbuntuUSN-1191-1
HistoryAug 15, 2011 - 12:00 a.m.

libXfont vulnerability

2011-08-1500:00:00
ubuntu.com
30

9.3 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

7.5 High

AI Score

Confidence

Low

0.013 Low

EPSS

Percentile

86.1%

Releases

  • Ubuntu 11.04
  • Ubuntu 10.10
  • Ubuntu 10.04

Packages

  • libxfont - X11 font rasterisation library

Details

Tomas Hoger discovered that libXfont incorrectly handled certain malformed
compressed fonts. An attacker could use a specially crafted font file to
cause libXfont to crash, or possibly execute arbitrary code in order to
gain privileges.

OSVersionArchitecturePackageVersionFilename
Ubuntu11.04noarchlibxfont1< 1:1.4.3-2ubuntu0.1UNKNOWN
Ubuntu11.04noarchlibxfont-dev< 1:1.4.3-2ubuntu0.1UNKNOWN
Ubuntu11.04noarchlibxfont1-dbg< 1:1.4.3-2ubuntu0.1UNKNOWN
Ubuntu11.04noarchlibxfont1-udeb< 1:1.4.3-2ubuntu0.1UNKNOWN
Ubuntu10.10noarchlibxfont1< 1:1.4.2-1ubuntu0.1UNKNOWN
Ubuntu10.10noarchlibxfont-dev< 1:1.4.2-1ubuntu0.1UNKNOWN
Ubuntu10.10noarchlibxfont1-dbg< 1:1.4.2-1ubuntu0.1UNKNOWN
Ubuntu10.10noarchlibxfont1-udeb< 1:1.4.2-1ubuntu0.1UNKNOWN
Ubuntu10.04noarchlibxfont1< 1:1.4.1-1ubuntu0.1UNKNOWN
Ubuntu10.04noarchlibxfont-dev< 1:1.4.1-1ubuntu0.1UNKNOWN
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1-10 of 111

9.3 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

7.5 High

AI Score

Confidence

Low

0.013 Low

EPSS

Percentile

86.1%