#VU39322 NULL pointer dereference in ImageMagick - CVE-2014-9812

Vulnerability identifier: #VU39322

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-2014-9812

CWE-ID: CWE-476

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
ImageMagick
Client/Desktop applications / Multimedia software

Vendor: ImageMagick.org

Description

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

The vulnerability exists due to a NULL pointer dereference error. A remote attacker can trigger denial of service conditions via a crafted ps file.

Mitigation
Install update from vendor's website.

Vulnerable software versions

ImageMagick: All versions

---

External links
https://www.openwall.com/lists/oss-security/2014/12/24/1
https://www.openwall.com/lists/oss-security/2016/06/02/13
https://anonscm.debian.org/cgit/collab-maint/imagemagick.git/commit/?h=debian-patches/6.8.9.9-4-for-upstream&id=f093a3119704fd6d349a9ee32b9f71cabe7d04c8
https://bugzilla.redhat.com/show_bug.cgi?id=1343468

---

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.