CVE-2026-93820

medium

Description

In the Linux kernel, the following vulnerability has been resolved: PCI: rockchip: Protect root bus removal with rescan lock Hold the pci_rescan_remove_lock lock while stopping and removing a root bus to avoid racing with concurrent rescan or hotplug operations triggered via sysfs. Such races may lead to use-after-free issues or system crashes. [bhelgaas: commit log]

References

https://git.kernel.org/stable/c/ebca7e5947720e9d4bd918af3e17720270c50744

https://git.kernel.org/stable/c/eaeb9bed3641741aceb0add84a97023bed61e748

https://git.kernel.org/stable/c/ac47d42901859edb504a2890a3a5709c86dbc0c3

https://git.kernel.org/stable/c/9b19201f57d87c4d0777621275dbc59bff41b7f2

https://git.kernel.org/stable/c/5d566ac3a055f0a6f4890ff0af7cfd7e8ed89652

https://git.kernel.org/stable/c/0bd9611587bb494c33566d825fe34b2705e4b167

https://git.kernel.org/stable/c/025308e7c9cd10112b73558c9f63f8f7285fa726

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-86208

Details

Source: Mitre, NVD

Published: 2026-09-24

Updated: 2026-10-03

Risk Information

CVSS v2

Base Score: 5.9

Vector: CVSS2#AV:L/AC:H/Au:M/C:C/I:C/A:C

Severity: Medium

CVSS v3

Base Score: 6.4

Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

Severity: Medium

EPSS

EPSS: 0.00173