CVE-2025-37836
MEDIUM severity · CVSS 5.5
5.5CVSS MEDIUM
Summary
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]
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredLow
User interactionNone
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)0%
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected products we track (2)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Official patch: https://git.kernel.org/stable/c/3297497ad2246eb9243849bfbbc57a0dea97d76e ↗
Additional information
- NVD record
- https://git.kernel.org/stable/c/3297497ad2246eb9243849bfbbc57a0dea97d76ePatch
- https://git.kernel.org/stable/c/804443c1f27883926de94c849d91f5b7d7d696e9Patch
- https://git.kernel.org/stable/c/9707d0c932f41006a2701afc926b232b50e356b4Patch
- https://git.kernel.org/stable/c/b783478e0c53ffb4f04f25fb4e21ef7f482b05dfPatch
- https://git.kernel.org/stable/c/bbba4c50a2d2a1d3f3bf31cc4b8280cb492bf2c7Patch
- https://git.kernel.org/stable/c/bd2a352a0d72575f1842d28c14c10089f0cfe1aePatch
- https://git.kernel.org/stable/c/f4db1b2c9ae3d013733c302ee70cac943b7070c0Patch
- https://git.kernel.org/stable/c/f9208aec86226524ec1cb68a09ac70e974ea6536Patch