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CVE-2026-43399

drm/amdgpu/userq: Fix reference leak in amdgpu_userq_wait_ioctl

MEDIUM
5.5
CVSS Score
Published: May 8, 2026 at 02:21 PM UTC
Updated: June 17, 2026 at 10:49 AM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.1%

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/userq: Fix reference leak in amdgpu_userq_wait_ioctl Drop reference to syncobj and timeline fence when aborting the ioctl due output array being too small. (cherry picked from commit 68951e9c3e6bb22396bc42ef2359751c8315dd27)

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel· Linux
95%
6.16 ≤ v < 6.18.196.16 ≤ v < 6.19.96.16 ≤ v < 7.06.19 ≤ v < 6.19.96.167.0 rc1a292fdecd72834b3bec380baa5db1e69e7f70679
Vendor states this is fixed in 49abfa812617a7f2d0132c70d23ac98b389c6ec1 (fixed)
Vendor states this is fixed in 5409247d41f372bec5b141ef599f2d9f5e81b746 (fixed)
Vendor states this is fixed in 762f47e2b824383d5be65eee2c40a1269b7d50c8 (fixed)
Vendor states this is fixed in 6.16 (unaffected)
Vendor states this is fixed in 6.18.19 (unaffected)
Vendor states this is fixed in 6.19.9 (unaffected)
Vendor states this is fixed in 7.0 (unaffected)

References (3)

Patch
Source: cverecord
https://git.kernel.org/stable/c/762f47e2b824383d5be65eee2c40a1269b7d50c8
Patch
Source: cverecord
https://git.kernel.org/stable/c/5409247d41f372bec5b141ef599f2d9f5e81b746
Patch
Source: cverecord
https://git.kernel.org/stable/c/49abfa812617a7f2d0132c70d23ac98b389c6ec1

CVSS

5.5MEDIUM[email protected]
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
NVD-CWE-Other

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