{"id":"CVE-2026-93818","summary":"PCI: plda: Protect root bus removal with rescan lock","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nPCI: plda: 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]","modified":"2026-09-26T03:48:29.370345656Z","published":"2026-09-24T16:02:54.890Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/93xxx/CVE-2026-93818.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/105f212a21cc6bef6855841216dd476022626170"},{"type":"WEB","url":"https://git.kernel.org/stable/c/4e4f9745f016c1631d00a4035b06f6e75d449e01"},{"type":"WEB","url":"https://git.kernel.org/stable/c/cb78a1d7a2787758a2d8e1182c346d4349f43260"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/93xxx/CVE-2026-93818.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-93818"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"76c9113968079140cb2f885631db422170f32105"},{"fixed":"105f212a21cc6bef6855841216dd476022626170"},{"fixed":"cb78a1d7a2787758a2d8e1182c346d4349f43260"},{"fixed":"4e4f9745f016c1631d00a4035b06f6e75d449e01"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-93818.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"6.11.0"},{"fixed":"6.12.111"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"6.18.53"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-93818.json"}}],"schema_version":"1.9.0"}