What’s Vulnerable › Vulnerabilities

CVE-2025-37853: drm/amdkfd: debugfs hang_hws skip GPU with MES

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-05-09 · updated 2026-10-30
• Weakness: CWE-476

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: debugfs hang_hws skip GPU with MES debugfs hang_hws is used by GPU reset test with HWS, for MES this crash the kernel with NULL pointer access because dqm->packet_mgr is not setup for MES path. Skip GPU with MES for now, MES hang_hws debugfs interface will be supported later.

Affected products

• Linux kernel: from 3.19 before 6.6.88; from 6.7 before 6.12.24; from 6.13 before 6.13.12; from 6.14 before 6.14.3 — fixed in 6.6.88, 6.12.24, 6.13.12, 6.14.3
• Linux: 3.19 — fixed in 6.15

How to fix

Upgrade to a fixed version: Linux kernel 6.6.88, 6.12.24, 6.13.12, 6.14.3; Linux 6.15. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/1a322b330dc0b775d1d7a84e55c752d9451bfe7d
• https://git.kernel.org/stable/c/24b9e0e2e6147314c22d821f0542c4dd9a320c40
• https://git.kernel.org/stable/c/36282eb8b8e056f7b681975ab3774f587c4fbc34
• https://git.kernel.org/stable/c/a36f8d544522a19ef06ed9e84667d154dcb6be52
• https://git.kernel.org/stable/c/f84c57906f0fd2185e557d2552b20aa8430a4677
• https://git.kernel.org/stable/c/fe9d0061c413f8fb8c529b18b592b04170850ded

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