{"id":"CVE-2026-93820","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nPCI: rockchip: Protect root bus removal with rescan lock\n\nHold the pci_rescan_remove_lock lock while stopping and removing a root bus\nto avoid racing with concurrent re…","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nPCI: rockchip: Protect root bus removal with rescan lock\n\nHold the pci_rescan_remove_lock lock while stopping and removing a root bus\nto avoid racing with concurrent re…","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= 073d3dbe9a7c38888d8dafe09df421b174a6cffa < 025308e7c9cd10112b73558c9f63f8f7285fa726","Linux >= 073d3dbe9a7c38888d8dafe09df421b174a6cffa < ac47d42901859edb504a2890a3a5709c86dbc0c3","Linux >= 073d3dbe9a7c38888d8dafe09df421b174a6cffa < eaeb9bed3641741aceb0add84a97023bed61e748","Linux >= 073d3dbe9a7c38888d8dafe09df421b174a6cffa < 5d566ac3a055f0a6f4890ff0af7cfd7e8ed89652","Linux >= 073d3dbe9a7c38888d8dafe09df421b174a6cffa < ebca7e5947720e9d4bd918af3e17720270c50744","Linux >= 073d3dbe9a7c38888d8dafe09df421b174a6cffa < 9b19201f57d87c4d0777621275dbc59bff41b7f2","Linux >= 073d3dbe9a7c38888d8dafe09df421b174a6cffa < 0bd9611587bb494c33566d825fe34b2705e4b167","Linux 4.12"],"published":"2026-09-24","updated":"2026-10-03","sourceUpdated":"2026-10-03T11:17:51.790","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-93820","references":[{"url":"https://git.kernel.org/stable/c/025308e7c9cd10112b73558c9f63f8f7285fa726","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/0bd9611587bb494c33566d825fe34b2705e4b167","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/5d566ac3a055f0a6f4890ff0af7cfd7e8ed89652","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/9b19201f57d87c4d0777621275dbc59bff41b7f2","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/ac47d42901859edb504a2890a3a5709c86dbc0c3","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/eaeb9bed3641741aceb0add84a97023bed61e748","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/ebca7e5947720e9d4bd918af3e17720270c50744","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"tags":["nvd","cve.org"],"epss":0.00173,"epssPercentile":0.06635,"ingestedAt":"2026-09-24T16:47:15.892Z","slug":"CVE-2026-93820","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nPCI: rockchip: Protect root bus removal with rescan lock\n\nHold the pci_rescan_remove_lock lock while stopping and removing a root bus\nto avoid racing with concurrent rescan or hotplug operations triggered via\nsysfs.  Such races may lead to use-after-free issues or system crashes.\n\n[bhelgaas: commit log]\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}