CVE-2024-47752 media: mediatek: vcodec: Fix H264 stateless decoder smatch warning

Medium 5.5 Published Updated

A null pointer dereference in the MediaTek H264 decoder causes 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-2024-47752?

CVE-2024-47752 is a medium-severity vulnerability in Linux kernel, published on 21 Oct 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: mediatek: vcodec: Fix H264 stateless decoder smatch warning

Fix a smatch static checker warning on vdec_h264_req_if.c. Which leads to a kernel crash when fb is NULL.

Weakness: CWE-476

Which versions are affected by CVE-2024-47752?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2024-47752?

Apply the vendor's patch.

Is CVE-2024-47752 being exploited?

There is no known exploitation of CVE-2024-47752 in the wild and no public exploit code.

All Linux kernel vulnerabilities

Sources

Also known as AZL-50637, BELL-CVE-2024-47752, DEBIAN-CVE-2024-47752, GHSA-vrh2-53xm-76hq, ROOT-OS-DEBIAN-12-CVE-2024-47752, UBUNTU-CVE-2024-47752.

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