CVE-2022-21917 HEVC Video Extensions Remote Code Execution Vulnerability

High 7.8 Published 11 Jan 2022 Updated 2 Jan 2025

An attacker can execute arbitrary code via a memory corruption vulnerability in Microsoft HEVC Video Extensions.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2022-21917?

CVE-2022-21917 is a high-severity memory corruption vulnerability in Microsoft HEVC Video Extensions, published on 11 Jan 2022. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

HEVC Video Extensions Remote Code Execution Vulnerability

Weakness: CWE-787

Which versions are affected by CVE-2022-21917?

It affects 1 product.

Products include Microsoft Hevc Video Extensions.

How do I fix CVE-2022-21917?

No fix has been published for CVE-2022-21917 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2022-21917 being exploited?

There is no known exploitation of CVE-2022-21917 in the wild and no public exploit code.

Sources

Also known as GHSA-qvv4-v798-jwpm.