CVE-2024-40973 media: mtk-vcodec: potential null pointer deference in SCP

Medium 5.5 Published Updated

A missing null check in the MediaTek video codec driver can cause a kernel crash, leading to 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
Available

What is CVE-2024-40973?

CVE-2024-40973 is a medium-severity vulnerability in Linux kernel, published on 12 Jul 2024. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In the Linux kernel, the following vulnerability has been resolved:

media: mtk-vcodec: potential null pointer deference in SCP

The return value of devm_kzalloc() needs to be checked to avoid NULL pointer deference. This is similar to CVE-2022-3113.

Weakness: CWE-476

Which versions are affected by CVE-2024-40973?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2024-40973?

Apply the vendor's patch.

Is CVE-2024-40973 being exploited?

There is no known exploitation of CVE-2024-40973 in the wild and no public exploit code.

All Linux kernel vulnerabilities

Sources

Also known as AZL-48951, BELL-CVE-2024-40973, DEBIAN-CVE-2024-40973, GHSA-g7g4-7563-37xc, ROOT-OS-DEBIAN-11-CVE-2024-40973, UBUNTU-CVE-2024-40973.

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