{"id":"CVE-2026-93820","revision":"d3fd2aebee7d45f383751b9dd8f2302d","records":[{"revision":"d3fd2aebee7d45f383751b9dd8f2302d","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-93820","aliases":[],"title":"PCI: rockchip: Protect root bus removal with rescan lock","description":"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 rescan or hotplug operations triggered via\nsysfs.  Such races may lead to use-after-free issues or system crashes.\n\n[bhelgaas: commit log]","state":0,"publishedAt":"2026-09-24T16:02:58.625+00:00","modifiedAt":"2026-10-03T10:57:51.365+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/pci/controller/pcie-rockchip-host.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"073d3dbe9a7c38888d8dafe09df421b174a6cffa\",\n                            \"lessThan\": \"025308e7c9cd10112b73558c9f63f8f7285fa726\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"073d3dbe9a7c38888d8dafe09df421b174a6cffa\",\n                            \"lessThan\": \"ac47d42901859edb504a2890a3a5709c86dbc0c3\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"073d3dbe9a7c38888d8dafe09df421b174a6cffa\",\n                            \"lessThan\": \"eaeb9bed3641741aceb0add84a97023bed61e748\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"073d3dbe9a7c38888d8dafe09df421b174a6cffa\",\n                            \"lessThan\": \"5d566ac3a055f0a6f4890ff0af7cfd7e8ed89652\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"073d3dbe9a7c38888d8dafe09df421b174a6cffa\",\n                            \"lessThan\": \"ebca7e5947720e9d4bd918af3e17720270c50744\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"073d3dbe9a7c38888d8dafe09df421b174a6cffa\",\n                            \"lessThan\": \"9b19201f57d87c4d0777621275dbc59bff41b7f2\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"073d3dbe9a7c38888d8dafe09df421b174a6cffa\",\n                            \"lessThan\": \"0bd9611587bb494c33566d825fe34b2705e4b167\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"affected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/pci/controller/pcie-rockchip-host.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"4.12\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"4.12\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.10.271\",\n                            \"lessThanOrEqual\": \"5.10.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.15.222\",\n                            \"lessThanOrEqual\": \"5.15.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.1.189\",\n                            \"lessThanOrEqual\": \"6.1.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.6.158\",\n                            \"lessThanOrEqual\": \"6.6.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.111\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.53\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.2\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[],"references":["https://git.kernel.org/stable/c/025308e7c9cd10112b73558c9f63f8f7285fa726","https://git.kernel.org/stable/c/ac47d42901859edb504a2890a3a5709c86dbc0c3","https://git.kernel.org/stable/c/eaeb9bed3641741aceb0add84a97023bed61e748","https://git.kernel.org/stable/c/5d566ac3a055f0a6f4890ff0af7cfd7e8ed89652","https://git.kernel.org/stable/c/ebca7e5947720e9d4bd918af3e17720270c50744","https://git.kernel.org/stable/c/9b19201f57d87c4d0777621275dbc59bff41b7f2","https://git.kernel.org/stable/c/0bd9611587bb494c33566d825fe34b2705e4b167"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-93820","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-93820","identifiers":["CVE-2026-93820"]},"retained":false,"historicalAffected":[]}],"coverage":[]}