CVE-2024-35833 dmaengine: fsl-qdma: Fix a memory leak related to the queue command DMA

What is CVE-2024-35833?

CVE-2024-35833 is a medium-severity denial of service vulnerability in Debian Debian Linux, published on 17 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:

dmaengine: fsl-qdma: Fix a memory leak related to the queue command DMA

This dma_alloc_coherent() is undone neither in the remove function, nor in the error handling path of fsl_qdma_probe().

Switch to the managed version to fix both issues.

Weakness: CWE-401

Which versions are affected by CVE-2024-35833?

It affects 2 products.

Products include Debian Debian Linux, Linux kernel.

How do I fix CVE-2024-35833?

Apply the vendor's patch.

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-2024-35833 being exploited?

There is no known exploitation of CVE-2024-35833 in the wild and no public exploit code.

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All Debian Debian Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as BELL-CVE-2024-35833, DEBIAN-CVE-2024-35833, GHSA-phx3-79h9-xhvq, UBUNTU-CVE-2024-35833.