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CVE-2026-93820

PCI: rockchip: Protect root bus removal with rescan lock

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 5.10.271, 5.15.222, 6.1.189, 6.6.158, 6.12.111, and 1 more
None on Exploit-DB, Metasploit or GitHub

Summary

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]

Timeline

  1. CVE published
  2. Record last updated

Affected versions

  • Linux Linux

    From 073d3dbe9a7c38888d8dafe09df421b174a6cffa · fixed in 025308e7c9cd10112b73558c9f63f8f7285fa726; From 073d3dbe9a7c38888d8dafe09df421b174a6cffa · fixed in ac47d42901859edb504a2890a3a5709c86dbc0c3; From 073d3dbe9a7c38888d8dafe09df421b174a6cffa · fixed in eaeb9bed3641741aceb0add84a97023bed61e748; From 073d3dbe9a7c38888d8dafe09df421b174a6cffa · fixed in 5d566ac3a055f0a6f4890ff0af7cfd7e8ed89652; From 073d3dbe9a7c38888d8dafe09df421b174a6cffa · fixed in ebca7e5947720e9d4bd918af3e17720270c50744; From 073d3dbe9a7c38888d8dafe09df421b174a6cffa · fixed in 9b19201f57d87c4d0777621275dbc59bff41b7f2; From 073d3dbe9a7c38888d8dafe09df421b174a6cffa · fixed in 0bd9611587bb494c33566d825fe34b2705e4b167

  • Linux Linux

    4.12

  • KernelLinux

    From 4.12.0 · fixed in 5.10.271; From 5.11.0 · fixed in 5.15.222; From 5.16.0 · fixed in 6.1.189; From 6.2.0 · fixed in 6.6.158; From 6.7.0 · fixed in 6.12.111; From 6.13.0 · fixed in 6.18.53

References 7

git.kernel.org