CVE-2026-93820
Unknown
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]
SeverityUnknown
CVSS—
Exploit probability—
Product
Linux
PublishedSep 24, 2026
First seenSep 24, 2026
How to fix
Update
- Linux Linux025308e7c9cd10112b73558c9f63f8f7285fa726, ac47d42901859edb504a2890a3a5709c86dbc0c3, eaeb9bed3641741aceb0add84a97023bed61e748, 5d566ac3a055f0a6f4890ff0af7cfd7e8ed89652, ebca7e5947720e9d4bd918af3e17720270c50744, 9b19201f57d87c4d0777621275dbc59bff41b7f2, 0bd9611587bb494c33566d825fe34b2705e4b167 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Linux Linux | 073d3dbe9a7c38888d8dafe09df421b174a6cffa ≤ v < 025308e7c9cd10112b73558c9f63f8f7285fa726, 073d3dbe9a7c38888d8dafe09df421b174a6cffa ≤ v < ac47d42901859edb504a2890a3a5709c86dbc0c3, 073d3dbe9a7c38888d8dafe09df421b174a6cffa ≤ v < eaeb9bed3641741aceb0add84a97023bed61e748, 073d3dbe9a7c38888d8dafe09df421b174a6cffa ≤ v < 5d566ac3a055f0a6f4890ff0af7cfd7e8ed89652, 073d3dbe9a7c38888d8dafe09df421b174a6cffa ≤ v < ebca7e5947720e9d4bd918af3e17720270c50744, 073d3dbe9a7c38888d8dafe09df421b174a6cffa ≤ v < 9b19201f57d87c4d0777621275dbc59bff41b7f2, 073d3dbe9a7c38888d8dafe09df421b174a6cffa ≤ v < 0bd9611587bb494c33566d825fe34b2705e4b167, 4.12 | 025308e7c9cd10112b73558c9f63f8f7285fa726, ac47d42901859edb504a2890a3a5709c86dbc0c3, eaeb9bed3641741aceb0add84a97023bed61e748, 5d566ac3a055f0a6f4890ff0af7cfd7e8ed89652, ebca7e5947720e9d4bd918af3e17720270c50744, 9b19201f57d87c4d0777621275dbc59bff41b7f2, 0bd9611587bb494c33566d825fe34b2705e4b167 |
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