Bug 2525461 (CVE-2026-80703) - CVE-2026-80703 kernel: drm/amdkfd: Fix missing authorization check in KFD_IOC_DBG_TRAP_DISABLE
Summary: CVE-2026-80703 kernel: drm/amdkfd: Fix missing authorization check in KFD_IOC...
Keywords:
Status: NEW
Alias: CVE-2026-80703
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-08-28 07:46 UTC by OSIDB Bzimport
Modified: 2026-09-03 15:50 UTC (History)
2 users (show)

Fixed In Version:
Clone Of:
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Description OSIDB Bzimport 2026-08-28 07:46:10 UTC 
In the Linux kernel, the following vulnerability has been resolved:

drm/amdkfd: Fix missing authorization check in KFD_IOC_DBG_TRAP_DISABLE

Prevent unauthorized termination of active GPU debug sessions.
Previously, users with /dev/kfd access could terminate another process's
debug session without proper ownership or ptrace authorization.

(cherry picked from commit 4db4c5ffd5585b72622ecf6ffedf2da258ee23f5)
Comment 1 gkamathe 2026-09-01 06:26:00 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2026082806-CVE-2026-80703-8906@gregkh/T
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