CVE-2024-36032 Bluetooth: qca: fix info leak when fetching fw build id

High 8.1 Published Updated

A local attacker can read uninitialized stack memory via debugfs due to missing sanity checks in the Linux kernel Bluetooth QCA driver.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
Not needed
Fix
Available

What is CVE-2024-36032?

CVE-2024-36032 is a high-severity 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: fix info leak when fetching fw build id

Add the missing sanity checks and move the 255-byte build-id buffer off the stack to avoid leaking stack data through debugfs in case the build-info reply is malformed.

Weakness: CWE-668

Which versions are affected by CVE-2024-36032?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2024-36032?

Apply the vendor's patch.

Is CVE-2024-36032 being exploited?

There is no known exploitation of CVE-2024-36032 in the wild and no public exploit code.

All Linux kernel vulnerabilities

Sources

Also known as BELL-CVE-2024-36032, DEBIAN-CVE-2024-36032, UBUNTU-CVE-2024-36032.

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