CVE-2021-45481 Memory corruption in n/a
Incorrect memory allocation in WebKitGTK causes a segmentation violation and application crash, 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-2021-45481?
CVE-2021-45481 is a medium-severity memory corruption vulnerability in Webkitgtk Webkitgtk, published on 25 Dec 2021. 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 WebKitGTK before 2.32.4, there is incorrect memory allocation in WebCore::ImageBufferCairoImageSurfaceBackend::create, leading to a segmentation violation and application crash, a different vulnerability than CVE-2021-30889.
Weakness: CWE-401
Which versions are affected by CVE-2021-45481?
It affects 1 product.
Products include Webkitgtk Webkitgtk.
How do I fix CVE-2021-45481?
Upgrade to a fixed version.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2021-45481 being exploited?
There is no known exploitation of CVE-2021-45481 in the wild and no public exploit code.
Other vulnerabilities in Webkitgtk Webkitgtk
Sources
Also known as DEBIAN-CVE-2021-45481, GHSA-p53f-pm5m-wpj7, UBUNTU-CVE-2021-45481.