CVE-2025-38095 – Linux Kernel DMA-Buf Null Pointer Dereference

CVE ID : CVE-2025-38095

Published : July 3, 2025, 8:15 a.m. | 39 minutes ago

Description : In the Linux kernel, the following vulnerability has been resolved:

dma-buf: insert memory barrier before updating num_fences

smp_store_mb() inserts memory barrier after storing operation.
It is different with what the comment is originally aiming so Null
pointer dereference can be happened if memory update is reordered.

Severity: 0.0 | NA

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