CVE-2025-37836 Affecting kernel6.12-debuginfo package, versions <0:6.12.25-32.101.amzn2023


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.04% (10th percentile)

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  • Snyk IDSNYK-AMZN2023-KERNEL612DEBUGINFO-11475750
  • published5 Aug 2025
  • disclosed9 May 2025

Introduced: 9 May 2025

CVE-2025-37836  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2023 kernel6.12-debuginfo to version 0:6.12.25-32.101.amzn2023 or higher.
This issue was patched in ALAS2023-2025-995.

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:

PCI: Fix reference leak in pci_register_host_bridge()

If device_register() fails, call put_device() to give up the reference to avoid a memory leak, per the comment at device_register().

Found by code review.

[bhelgaas: squash Dan Carpenter's double free fix from https://lore.kernel.org/r/db806a6c-a91b-4e5a-a84b-6b7e01bdac85@stanley.mountain]

CVSS Base Scores

version 3.1