CVE-2024-36880 Bluetooth: qca: add missing firmware sanity checks

High 7.8 Published Updated

Missing firmware sanity checks in the Linux kernel Bluetooth driver allow memory corruption, potentially leading to code execution or system crashes.

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-2024-36880?

CVE-2024-36880 is a high-severity memory corruption vulnerability in Linux kernel, published on 30 May 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:

Bluetooth: qca: add missing firmware sanity checks

Add the missing sanity checks when parsing the firmware files before downloading them to avoid accessing and corrupting memory beyond the vmalloced buffer.

Which versions are affected by CVE-2024-36880?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2024-36880?

Apply the vendor's patch.

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

Is CVE-2024-36880 being exploited?

There is no known exploitation of CVE-2024-36880 in the wild and no public exploit code.

All Linux kernel vulnerabilities

Sources

Also known as BELL-CVE-2024-36880, DEBIAN-CVE-2024-36880, ROOT-OS-DEBIAN-11-CVE-2024-36880, UBUNTU-CVE-2024-36880.

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