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high7.8

CVE-2025-38095

In the Linux kernel, the following vulnerability has been resolved: dma-buf: insert memory barrier before updating num_fences smp_store_mb() inserts memory bar…

Impact

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.

Affected products

VendorProductAffected versions
LinuxLinux Kernel
from 5.0 before 5.10.241
from 5.11 before 5.15.192
from 5.16 before 6.1.140
from 6.2 before 6.6.92
from 6.7 before 6.12.30
from 6.13 before 6.14.8
DebianDebian Linux
Version 11.0

Weakness classification

CWE-476

References