#VU39453 Double Free in ImageMagick - CVE-2015-8894

Vulnerability identifier: #VU39453

Vulnerability risk: Medium

CVSSv4.0: 4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2015-8894

CWE-ID: CWE-415

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
ImageMagick
Client/Desktop applications / Multimedia software

Vendor: ImageMagick.org

Description

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

Double free vulnerability in coders/tga.c in ImageMagick 7.0.0 and later allows remote attackers to cause a denial of service (application crash) via a crafted tga file.

Mitigation
Install update from vendor's website.

Vulnerable software versions

ImageMagick: 7.0.1-0 - 7.0.1-10, 7.0.2-0 - 7.0.2-10, 7.0.3-0 - 7.0.3-10, 7.0.4-0 - 7.0.4-10, 7.0.5-0

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External links
https://www.openwall.com/lists/oss-security/2016/06/02/13
https://bugs.launchpad.net/ubuntu/+source/imagemagick/+bug/1490362
https://github.com/ImageMagick/ImageMagick/commit/4f68e9661518463fca523c9726bb5d940a2aa6d8

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.