CVE-2026-72475: dmaengine: dma-axi-dmac: Properly free struct axi_dmac_desc

Published Aug 15, 2026
·
Updated

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

dmaengine: dma-axi-dmac: Properly free struct axidmacdesc

Use axidmacfreedesc() to free fully the descriptor at fail path when call axidmacallocdesc() in axidmacprepperipheraldmavec().

Event History

Aug 15, 2026
CVE Published
via MITRE·05:57 AM
Data Sourced
via MITRE·05:57 AM
Description
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Frequently Asked Questions

1

What is the severity of CVE-2026-72475?

CVE-2026-72475 has a risk rating of 11, indicating a critical severity level.

2

How do I fix CVE-2026-72475?

To fix CVE-2026-72475, ensure you are using a patched version of the Linux kernel that properly frees the struct axi_dmac_desc.

3

What systems are affected by CVE-2026-72475?

CVE-2026-72475 affects various systems running vulnerable versions of the Linux kernel with the dma-axi-dmac driver.

4

What is the impact of CVE-2026-72475?

The impact of CVE-2026-72475 includes potential memory leaks and degradation of system performance due to improper memory management.

5

What is the description of CVE-2026-72475?

CVE-2026-72475 pertains to a vulnerability in the Linux kernel where the struct axi_dmac_desc is not properly freed in certain failure paths.

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CVE-2026-72475 - dmaengine: dma-axi-dmac: Properly free struct axi_dmac_desc - SecAlerts