CVE-2025-37836

PCI: Fix reference leak in pci_register_host_bridge()

Description

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]

N/A

CVSS

Severity:

EPSS 0.03%

Affected: Linux Linux

References

Link	Tags
https://git.kernel.org/stable/c/f4db1b2c9ae3d013733c302ee70cac943b7070c0
https://git.kernel.org/stable/c/3297497ad2246eb9243849bfbbc57a0dea97d76e
https://git.kernel.org/stable/c/b783478e0c53ffb4f04f25fb4e21ef7f482b05df
https://git.kernel.org/stable/c/bd2a352a0d72575f1842d28c14c10089f0cfe1ae
https://git.kernel.org/stable/c/9707d0c932f41006a2701afc926b232b50e356b4
https://git.kernel.org/stable/c/bbba4c50a2d2a1d3f3bf31cc4b8280cb492bf2c7
https://git.kernel.org/stable/c/f9208aec86226524ec1cb68a09ac70e974ea6536
https://git.kernel.org/stable/c/804443c1f27883926de94c849d91f5b7d7d696e9

Frequently Asked Questions

What is the severity of CVE-2025-37836?: CVE-2025-37836 has not yet been assigned a CVSS score.
How to fix CVE-2025-37836?: To fix CVE-2025-37836, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-37836 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2025-37836 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-37836?: CVE-2025-37836 affects Linux Linux, Linux Linux.

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