CVE-2015-4696 Use after free in n/a

Medium 4.3 Published 1 Jul 2015 Updated 6 Aug 2024

Remote attackers can cause a denial of service via crafted WMF files processed by libwmf utilities, requiring user interaction to open the file.

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-2015-4696?

CVE-2015-4696 is a medium-severity use after free vulnerability in n/a, published on 1 Jul 2015. 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

Use-after-free vulnerability in libwmf 0.2.8.4 allows remote attackers to cause a denial of service (crash) via a crafted WMF file to the (1) wmf2gd or (2) wmf2eps command.

Which versions are affected by CVE-2015-4696?

It affects 1 product.

Products include Wvware Libwmf.

How do I fix CVE-2015-4696?

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-2015-4696 being exploited?

There is no known exploitation of CVE-2015-4696 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2015-4696, GHSA-4c7m-gh7v-c837, UBUNTU-CVE-2015-4696.