CVE-2026-43396
Received
Received - Intake
DRM/XE Sync User Fence Leak Fix
Publication date: 2026-05-08
Last updated on: 2026-05-08
Assigner: kernel.org
Description
Description
In the Linux kernel, the following vulnerability has been resolved:
drm/xe/sync: Fix user fence leak on alloc failure
When dma_fence_chain_alloc() fails, properly release the user fence
reference to prevent a memory leak.
(cherry picked from commit a5d5634cde48a9fcd68c8504aa07f89f175074a0)
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| linux | linux_kernel | * |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-UNKNOWN |
Attack-Flow Graph
AI Powered Q&A
How can this vulnerability impact me? :
The impact of this vulnerability is a memory leak in the Linux kernel. Over time, this could lead to increased memory usage and potentially degrade system performance or stability if the leak is significant and occurs frequently.
Can you explain this vulnerability to me?
This vulnerability is a memory leak issue in the Linux kernel related to the drm/xe/sync component. Specifically, when the function dma_fence_chain_alloc() fails during allocation, it does not properly release the user fence reference, which leads to a memory leak.
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