CVE-2025-38095 Affecting kernel6.12-debuginfo package, versions <0:6.12.30-34.92.amzn2023


Severity

Recommended
0.0
high
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.05% (13th percentile)

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  • Snyk IDSNYK-AMZN2023-KERNEL612DEBUGINFO-11480689
  • published5 Aug 2025
  • disclosed3 Jul 2025

Introduced: 3 Jul 2025

CVE-2025-38095  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2023 kernel6.12-debuginfo to version 0:6.12.30-34.92.amzn2023 or higher.
This issue was patched in ALAS2023-2025-1053.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel6.12-debuginfo package and not the kernel6.12-debuginfo package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2023 relevant fixed versions and status.

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.

CVSS Base Scores

version 3.1