CVE-2022-2949 Memory corruption in HyperView Player

High 7.8 Published 13 Dec 2022 Updated 16 Apr 2025

Attackers can trigger memory corruption via malicious H3D files, potentially leading to code execution or crashes in Altair HyperView Player.

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-2022-2949?

CVE-2022-2949 is a high-severity memory corruption vulnerability in Altair HyperView Player, published on 13 Dec 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

Altair HyperView Player versions 2021.1.0.27 and prior are vulnerable to the use of uninitialized memory vulnerability during parsing of H3D files. A DWORD is extracted from an uninitialized buffer and, after sign extension, is used as an index into a stack variable to increment a counter leading to memory corruption.

Weakness: CWE-908

Which versions are affected by CVE-2022-2949?

It affects 1 product.

Products include Altair Hyperview Player.

How do I fix CVE-2022-2949?

No fix has been published for CVE-2022-2949 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-2022-2949 being exploited?

There is no known exploitation of CVE-2022-2949 in the wild and no public exploit code.

Sources

Also known as GHSA-xfjq-qrvp-mv7m.