CVE-2018-12294 Use after free in n/a
A use-after-free vulnerability in WebKitGTK+ allows attackers to execute arbitrary code via crafted web content.
- 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-2018-12294?
CVE-2018-12294 is a high-severity use after free vulnerability in n/a, published on 19 Jun 2018. 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
WebCore/platform/graphics/texmap/TextureMapperLayer.cpp in WebKit, as used in WebKitGTK+ prior to version 2.20.2, is vulnerable to a use after free for a WebCore::TextureMapperLayer object.
Weakness: CWE-416
Which versions are affected by CVE-2018-12294?
It affects 1 product.
Products include Webkit Webkitgtk\+.
How do I fix CVE-2018-12294?
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-2018-12294 being exploited?
There is no known exploitation of CVE-2018-12294 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2018-12294, GHSA-xf2c-wp2f-v3jr, UBUNTU-CVE-2018-12294.