CVE-2017-14989 Use after free in n/a
Attackers can crash the application via a crafted font file due to a use-after-free error in ImageMagick's text rendering component.
- 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-2017-14989?
CVE-2017-14989 is a medium-severity use after free vulnerability in Imagemagick Imagemagick, published on 2 Oct 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
A use-after-free in RenderFreetype in MagickCore/annotate.c in ImageMagick 7.0.7-4 Q16 allows attackers to crash the application via a crafted font file, because the FT_Done_Glyph function (from FreeType 2) is called at an incorrect place in the ImageMagick code.
Weakness: CWE-416
Which versions are affected by CVE-2017-14989?
It affects 1 product.
Products include Imagemagick Imagemagick.
How do I fix CVE-2017-14989?
Upgrade to a fixed version.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is CVE-2017-14989 being exploited?
There is no known exploitation of CVE-2017-14989 in the wild and no public exploit code.
Other vulnerabilities in Imagemagick Imagemagick
Sources
Also known as DEBIAN-CVE-2017-14989, GHSA-rw99-rx25-w35c, UBUNTU-CVE-2017-14989.