Vulnerability 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/025308e7c9cd10112b73558c9f63f8f7285fa726
- https://git.kernel.org/stable/c/0bd9611587bb494c33566d825fe34b2705e4b167
- https://git.kernel.org/stable/c/5d566ac3a055f0a6f4890ff0af7cfd7e8ed89652
- https://git.kernel.org/stable/c/9b19201f57d87c4d0777621275dbc59bff41b7f2
- https://git.kernel.org/stable/c/ac47d42901859edb504a2890a3a5709c86dbc0c3
- https://git.kernel.org/stable/c/eaeb9bed3641741aceb0add84a97023bed61e748
- https://git.kernel.org/stable/c/ebca7e5947720e9d4bd918af3e17720270c50744
FAQ
What is CVE-2026-93820?
CVE-2026-93820 is a documented vulnerability. 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 b...
How severe is CVE-2026-93820?
CVSS scoring is not yet available for CVE-2026-93820. Check NVD for updates.
Is there a patch for CVE-2026-93820?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.