USN-1403-1: FreeType vulnerabilities

23 March 2012

freetype vulnerabilities

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 11.10
  • Ubuntu 11.04
  • Ubuntu 10.10
  • Ubuntu 10.04 LTS
  • Ubuntu 8.04 LTS

Summary

FreeType could be made to crash or run programs as your login if it opened a specially crafted font file.

Software Description

  • freetype - FreeType 2 is a font engine library

Details

Mateusz Jurczyk discovered that FreeType did not correctly handle certain malformed BDF font files. If a user were tricked into using a specially crafted font file, a remote attacker could cause FreeType to crash. (CVE-2012-1126)

Mateusz Jurczyk discovered that FreeType did not correctly handle certain malformed BDF font files. If a user were tricked into using a specially crafted font file, a remote attacker could cause FreeType to crash. (CVE-2012-1127)

Mateusz Jurczyk discovered that FreeType did not correctly handle certain malformed TrueType font files. If a user were tricked into using a specially crafted font file, a remote attacker could cause FreeType to crash. (CVE-2012-1128)

Mateusz Jurczyk discovered that FreeType did not correctly handle certain malformed Type42 font files. If a user were tricked into using a specially crafted font file, a remote attacker could cause FreeType to crash. (CVE-2012-1129)

Mateusz Jurczyk discovered that FreeType did not correctly handle certain malformed PCF font files. If a user were tricked into using a specially crafted font file, a remote attacker could cause FreeType to crash. (CVE-2012-1130)

Mateusz Jurczyk discovered that FreeType did not correctly handle certain malformed TrueType font files. If a user were tricked into using a specially crafted font file, a remote attacker could cause FreeType to crash. (CVE-2012-1131)

Mateusz Jurczyk discovered that FreeType did not correctly handle certain malformed Type1 font files. If a user were tricked into using a specially crafted font file, a remote attacker could cause FreeType to crash. (CVE-2012-1132)

Mateusz Jurczyk discovered that FreeType did not correctly handle certain malformed BDF font files. If a user were tricked into using a specially crafted font file, a remote attacker could cause FreeType to crash or possibly execute arbitrary code with user privileges. (CVE-2012-1133)

Mateusz Jurczyk discovered that FreeType did not correctly handle certain malformed Type1 font files. If a user were tricked into using a specially crafted font file, a remote attacker could cause FreeType to crash or possibly execute arbitrary code with user privileges. (CVE-2012-1134)

Mateusz Jurczyk discovered that FreeType did not correctly handle certain malformed TrueType font files. If a user were tricked into using a specially crafted font file, a remote attacker could cause FreeType to crash. (CVE-2012-1135)

Mateusz Jurczyk discovered that FreeType did not correctly handle certain malformed BDF font files. If a user were tricked into using a specially crafted font file, a remote attacker could cause FreeType to crash or possibly execute arbitrary code with user privileges. (CVE-2012-1136)

Mateusz Jurczyk discovered that FreeType did not correctly handle certain malformed BDF font files. If a user were tricked into using a specially crafted font file, a remote attacker could cause FreeType to crash. (CVE-2012-1137)

Mateusz Jurczyk discovered that FreeType did not correctly handle certain malformed TrueType font files. If a user were tricked into using a specially crafted font file, a remote attacker could cause FreeType to crash. (CVE-2012-1138)

Mateusz Jurczyk discovered that FreeType did not correctly handle certain malformed BDF font files. If a user were tricked into using a specially crafted font file, a remote attacker could cause FreeType to crash. (CVE-2012-1139)

Mateusz Jurczyk discovered that FreeType did not correctly handle certain malformed PostScript font files. If a user were tricked into using a specially crafted font file, a remote attacker could cause FreeType to crash. (CVE-2012-1140)

Mateusz Jurczyk discovered that FreeType did not correctly handle certain malformed BDF font files. If a user were tricked into using a specially crafted font file, a remote attacker could cause FreeType to crash. (CVE-2012-1141)

Mateusz Jurczyk discovered that FreeType did not correctly handle certain malformed Windows FNT/FON font files. If a user were tricked into using a specially crafted font file, a remote attacker could cause FreeType to crash. (CVE-2012-1142)

Mateusz Jurczyk discovered that FreeType did not correctly handle certain malformed font files. If a user were tricked into using a specially crafted font file, a remote attacker could cause FreeType to crash. (CVE-2012-1143)

Mateusz Jurczyk discovered that FreeType did not correctly handle certain malformed TrueType font files. If a user were tricked into using a specially crafted font file, a remote attacker could cause FreeType to crash or possibly execute arbitrary code with user privileges. (CVE-2012-1144)

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 11.10
libfreetype6 - 2.4.4-2ubuntu1.2
Ubuntu 11.04
libfreetype6 - 2.4.4-1ubuntu2.3
Ubuntu 10.10
libfreetype6 - 2.4.2-2ubuntu0.4
Ubuntu 10.04 LTS
libfreetype6 - 2.3.11-1ubuntu2.6
Ubuntu 8.04 LTS
libfreetype6 - 2.3.5-1ubuntu4.8.04.9

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

After a standard system update you need to restart your session to make all the necessary changes.

References