CVE-2017-14173 Integer overflow in n/a
An integer overflow in ImageMagick's TXT image reader causes an infinite loop when processing crafted files, leading to denial of service.
- 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-2017-14173?
CVE-2017-14173 is a medium-severity vulnerability in Canonical Ubuntu Linux, published on 7 Sep 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
In the function ReadTXTImage() in coders/txt.c in ImageMagick 7.0.6-10, an integer overflow might occur for the addition operation "GetQuantumRange(depth)+1" when "depth" is large, producing a smaller value than expected. As a result, an infinite loop would occur for a crafted TXT file that claims a very large "max_value" value.
Which versions are affected by CVE-2017-14173?
It affects 3 products.
Products include Canonical Ubuntu Linux, Debian Debian Linux, Imagemagick Imagemagick.
How do I fix CVE-2017-14173?
Upgrade to a fixed version.
Is CVE-2017-14173 being exploited?
There is no known exploitation of CVE-2017-14173 in the wild and no public exploit code.
Other vulnerabilities in Canonical Ubuntu Linux
Sources
Also known as DEBIAN-CVE-2017-14173, GHSA-gmpq-cwfx-xxr2, UBUNTU-CVE-2017-14173.