CVE-2017-1000121 Integer overflow in n/a
A compromised secondary process can trigger an integer overflow leading to a buffer overflow in the UI process, potentially allowing code execution.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2017-1000121?
CVE-2017-1000121 is a critical vulnerability in Webkitgtk Webkitgtk\+, published on 1 Nov 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The UNIX IPC layer in WebKit, including WebKitGTK+ prior to 2.16.3, does not properly validate message size metadata, allowing a compromised secondary process to trigger an integer overflow and subsequent buffer overflow in the UI process. This vulnerability does not affect Apple products.
Weakness: CWE-190
Which versions are affected by CVE-2017-1000121?
It affects 1 product.
Products include Webkitgtk Webkitgtk\+.
How do I fix CVE-2017-1000121?
Upgrade to a fixed version.
Is CVE-2017-1000121 being exploited?
There is no known exploitation of CVE-2017-1000121 in the wild and no public exploit code.
Other vulnerabilities in Webkitgtk Webkitgtk\+
Sources
Also known as DEBIAN-CVE-2017-1000121, GHSA-rv46-gc6r-8ffx, UBUNTU-CVE-2017-1000121.