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ImageMagick: PSD decoding heap overflow

Content:

1.  Gentoo Linux Security Advisory

Version Information

Advisory Reference GLSA 200501-26 / imagemagick
Release Date January 20, 2005
Latest Revision January 20, 2005: 01
Impact normal
Exploitable remote
Package Vulnerable versions Unaffected versions Architecture(s)
media-gfx/imagemagick < 6.1.8.8 >= 6.1.8.8 All supported architectures

Related bugreports: #77932

Synopsis

ImageMagick is vulnerable to a heap overflow when decoding Photoshop Document (PSD) files, which could lead to arbitrary code execution.

2.  Impact Information

Background

ImageMagick is a collection of tools to read, write and manipulate images in many formats.

Description

Andrei Nigmatulin discovered that a Photoshop Document (PSD) file with more than 24 layers could trigger a heap overflow.

Impact

An attacker could potentially design a mailicous PSD image file to cause arbitrary code execution with the permissions of the user running ImageMagick.

3.  Resolution Information

Workaround

There is no known workaround at this time.

Resolution

All ImageMagick users should upgrade to the latest version:

Code Listing 3.1: Resolution

# emerge --sync
# emerge --ask --oneshot --verbose ">=media-gfx/imagemagick-6.1.8.8"

4.  References



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Page updated January 20, 2005

Summary: This is a Gentoo Linux Security Advisory

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