CVE-2026-43399: drm/amdgpu/userq: Fix reference leak in amdgpu_userq_wait_ioctl
In the Linux kernel, the following vulnerability has been resolved:
drm/amdgpu/userq: Fix reference leak in amdgpuuserqwaitioctl
Drop reference to syncobj and timeline fence when aborting the ioctl due output array being too small.
(cherry picked from commit 68951e9c3e6bb22396bc42ef2359751c8315dd27)
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of CVE-2026-43399?
The severity of CVE-2026-43399 is medium with a CVSS score of 5.5.
How do I fix CVE-2026-43399?
The fix for CVE-2026-43399 is available in a patch that should be applied to your Linux kernel.
What type of vulnerability is CVE-2026-43399?
CVE-2026-43399 is a reference leak vulnerability in the amdgpu component of the Linux kernel.
Which software is affected by CVE-2026-43399?
CVE-2026-43399 affects the Linux kernel, specifically the amdgpu component.
What does the CVE-2026-43399 vulnerability impact?
The CVE-2026-43399 vulnerability impacts the functionality of the amdgpu_userq_wait_ioctl in managing references to syncobj and timeline fence.