ubuntu-security-announce Digest, Vol 92, Issue 2

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Today's Topics:

1. [USN-1435-1] ImageMagick vulnerabilities (Marc Deslauriers)


----------------------------------------------------------------------

Message: 1
Date: Tue, 01 May 2012 11:33:09 -0400
From: Marc Deslauriers <marc.deslauriers@canonical.com>
To: ubuntu-security-announce@lists.ubuntu.com
Subject: [USN-1435-1] ImageMagick vulnerabilities
Message-ID: <1335886389.2997.110.camel@mdlinux>
Content-Type: text/plain; charset="utf-8"

==========================================================================
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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