CVE-2017-11642 Null dereference in n/a
A NULL pointer dereference in GraphicsMagick allows attackers to cause a denial of service via a crafted non-colormapped image.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2017-11642?
CVE-2017-11642 is a high-severity vulnerability in Graphicsmagick Graphicsmagick, published on 26 Jul 2017. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
GraphicsMagick 1.3.26 has a NULL pointer dereference in the WriteMAPImage() function in coders/map.c when processing a non-colormapped image, a different vulnerability than CVE-2017-11638.
Weakness: CWE-476
Which versions are affected by CVE-2017-11642?
It affects 1 product.
Products include Graphicsmagick Graphicsmagick.
How do I fix CVE-2017-11642?
Upgrade to a fixed version.
Is CVE-2017-11642 being exploited?
There is no known exploitation of CVE-2017-11642 in the wild and no public exploit code.
Other vulnerabilities in Graphicsmagick Graphicsmagick
Sources
Also known as DEBIAN-CVE-2017-11642, GHSA-jqmp-hjg9-vhwh, UBUNTU-CVE-2017-11642.