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Ubuntu: New ImageMagick packages fix security vulnerabilities

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. 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.

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. 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.

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.

Updated packages are available from security.ubuntu.com.

==========================================================================
Ubuntu Security Notice USN-1435-1
May 01, 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

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

References:
http://www.ubuntu.com/usn/usn-1435-1
CVE-2012-0247, CVE-2012-0248, CVE-2012-0259, CVE-2012-1185,
CVE-2012-1186, CVE-2012-1610, CVE-2012-1798

Package Information:
https://launchpad.net/ubuntu/+source/imagemagick/8:6.6.9.7-5ubuntu3.1
https://launchpad.net/ubuntu/+source/imagemagick/8:6.6.0.4-3ubuntu1.1
https://launchpad.net/ubuntu/+source/imagemagick/7:6.6.2.6-1ubuntu4.1
https://launchpad.net/ubuntu/+source/imagemagick/7:6.5.7.8-1ubuntu1.2
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