[manjaro-security] [arch-security] [ASA-201610-6] imagemagick: multiple issues

[Christian Rebischke]

Arch Linux Security Advisory ASA-201610-6
=========================================

Severity: High
Date    : 2016-10-08
CVE-ID  : CVE-2016-7799 CVE-2016-7906
Package : imagemagick
Type    : multiple issues
Remote  : Yes
Link    : https://wiki.archlinux.org/index.php/CVE

Summary
=======

The package imagemagick before version 6.9.6.0-1 is vulnerable to
multiple issues including arbitrary code execution and denial of
service.

Resolution
==========

Upgrade to 6.9.6.0-1.

# pacman -Syu "imagemagick>=6.9.6.0-1"

The problems have been fixed upstream in version 6.9.6.0.

Workaround
==========

None.

Description
===========

- CVE-2016-7799 (denial of service)

A buffer over-read vulnerability was found in ImageMagick. A malicious
file could cause the application to crash.

- CVE-2016-7906 (arbitrary code execution)

An attacker is able to trigger a use-after-free when providing a
crafted image to ImageMagick's mogrify function.

Impact
======

A remote attacker is able to craft a malicious image to execute
arbitrary code or crash the application.

References
==========

https://github.com/ImageMagick/ImageMagick/commit/a7bb158b7bedd1449a34432feb3a67c8f1873bfa
http://www.openwall.com/lists/oss-security/2016/10/01/6
https://github.com/ImageMagick/ImageMagick/issues/280
https://github.com/ImageMagick/ImageMagick/issues/281
http://www.openwall.com/lists/oss-security/2016/10/02/3
https://github.com/ImageMagick/ImageMagick/commit/d63a3c5729df59f183e9e110d5d8385d17caaad0
https://access.redhat.com/security/cve/CVE-2016-7799
https://access.redhat.com/security/cve/CVE-2016-7906
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