{"id":"CVE-2026-93821","published":"2026-09-24T17:17:15.690","lastModified":"2026-09-25T13:17:22.957","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nPCI: altera: 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]","cvssScore":null,"cvssSeverity":null,"cvssVector":null,"cwes":[],"vendors":[],"products":[],"references":[{"url":"https://git.kernel.org/stable/c/7cbb8f2750d91e64caff89e164ac8280bb80bedc","tags":[]},{"url":"https://git.kernel.org/stable/c/a8759c8ac48c0419f5899e95a6ffc611b07c965b","tags":[]},{"url":"https://git.kernel.org/stable/c/c0cd65906e5f7e293ef2568c9524cc0a918333c3","tags":[]}],"exploitRefs":[],"hasPoc":false,"ai":null}