CVE-2022-34568 Use after free in n/a

High 7.5 Published 28 Jul 2022 Updated 3 Aug 2024

A use-after-free vulnerability in SDL v1.2 allows attackers to execute arbitrary code or cause denial of service via the XFree function.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2022-34568?

CVE-2022-34568 is a high-severity use after free vulnerability in n/a, published on 28 Jul 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

SDL v1.2 was discovered to contain a use-after-free via the XFree function at /src/video/x11/SDL_x11yuv.c.

Weakness: CWE-416

Which versions are affected by CVE-2022-34568?

It affects 1 product.

Products include Libsdl Simple Directmedia Layer.

How do I fix CVE-2022-34568?

Apply the vendor's patch.

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-2022-34568 being exploited?

There is no known exploitation of CVE-2022-34568 in the wild and no public exploit code.

Sources

Also known as AZL-43786, DEBIAN-CVE-2022-34568, GHSA-wr7h-5wm3-p3h4, UBUNTU-CVE-2022-34568, USN-5586-1.