USN-1435-1: ImageMagick vulnerabilities

1 May 2012

imagemagick vulnerabilities

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

  • Ubuntu 12.04 LTS
  • Ubuntu 11.10
  • Ubuntu 11.04
  • Ubuntu 10.04 LTS

Summary

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

Software Description

  • imagemagick - Image manipulation programs and library

Details

Joonas Kuorilehto and Aleksis Kauppinen discovered that ImageMagick incorrectly handled certain ResolutionUnit tags. If a user or automated system using ImageMagick were tricked into opening a specially crafted image, an attacker could exploit this to cause a denial of service or possibly execute code with the privileges of the user invoking the program. (CVE-2012-0247, CVE-2012-1185)

Joonas Kuorilehto and Aleksis Kauppinen discovered that ImageMagick incorrectly handled certain IFD structures. If a user or automated system using ImageMagick were tricked into opening a specially crafted image, an attacker could exploit this to cause a denial of service. (CVE-2012-0248, CVE-2012-1186)

Aleksis Kauppinen, Joonas Kuorilehto and Tuomas Parttimaa discovered that ImageMagick incorrectly handled certain JPEG EXIF tags. If a user or automated system using ImageMagick were tricked into opening a specially crafted image, an attacker could exploit this to cause a denial of service. (CVE-2012-0259)

It was discovered that ImageMagick incorrectly handled certain JPEG EXIF tags. If a user or automated system using ImageMagick were tricked into opening a specially crafted image, an attacker could exploit this to cause a denial of service or possibly execute code with the privileges of the user invoking the program. (CVE-2012-1610)

Aleksis Kauppinen, Joonas Kuorilehto and Tuomas Parttimaa discovered that ImageMagick incorrectly handled certain TIFF EXIF tags. If a user or automated system using ImageMagick were tricked into opening a specially crafted image, an attacker could exploit this to cause a denial of service or possibly execute code with the privileges of the user invoking the program. (CVE-2012-1798)

Update instructions

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

Ubuntu 12.04 LTS
imagemagick - 8:6.6.9.7-5ubuntu3.1
libmagick++4 - 8:6.6.9.7-5ubuntu3.1
Ubuntu 11.10
imagemagick - 8:6.6.0.4-3ubuntu1.1
libmagick++3 - 8:6.6.0.4-3ubuntu1.1
Ubuntu 11.04
imagemagick - 7:6.6.2.6-1ubuntu4.1
libmagick++3 - 7:6.6.2.6-1ubuntu4.1
Ubuntu 10.04 LTS
imagemagick - 7:6.5.7.8-1ubuntu1.2
libmagick++2 - 7:6.5.7.8-1ubuntu1.2

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

In general, a standard system update will make all the necessary changes.

References