CVE-2022-34634 Denial of service in n/a

Medium 5.5 Published 18 Jul 2022 Updated 3 Aug 2024

Crafted or malformed det instructions in the CVA6 processor cause a failure to raise an exception, potentially leading to a denial of service.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2022-34634?

CVE-2022-34634 is a medium-severity denial of service vulnerability in n/a, published on 18 Jul 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

CVA6 commit d315ddd0f1be27c1b3f27eb0b8daf471a952299a executes crafted or incorrectly formatted det instructions rather create an exception.

Weakness: CWE-755

Which versions are affected by CVE-2022-34634?

It affects 1 product.

Products include Openhwgroup Cva6.

How do I fix CVE-2022-34634?

No fix has been published for CVE-2022-34634 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2022-34634 being exploited?

There is no known exploitation of CVE-2022-34634 in the wild and no public exploit code.

Sources

Also known as GHSA-7wh9-3g36-rp79.