Vulnerability identifier: #VU33186

Vulnerability risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2016-8684

CWE-ID: CWE-119

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
GraphicsMagick
Universal components / Libraries / Libraries used by multiple products

Vendor: GraphicsMagick Group

Description

The vulnerability allows a local non-authenticated attacker to execute arbitrary code.

The MagickMalloc function in magick/memory.c in GraphicsMagick 1.3.25 allows remote attackers to have unspecified impact via a crafted image, which triggers a memory allocation failure and a "file truncation error for corrupt file."

Mitigation
Install update from vendor's website.

Vulnerable software versions

GraphicsMagick: 1.3.25

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External links
http://hg.code.sf.net/p/graphicsmagick/code/rev/c53725cb5449
http://lists.opensuse.org/opensuse-updates/2016-10/msg00094.html
http://www.debian.org/security/2016/dsa-3746
http://www.openwall.com/lists/oss-security/2016/10/16/15
http://www.securityfocus.com/bid/93779
http://blogs.gentoo.org/ago/2016/09/15/graphicsmagick-memory-allocation-failure-in-magickmalloc-memory-c/
http://bugzilla.redhat.com/show_bug.cgi?id=1385583

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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