CVE-2026-93821
PCI: altera: Protect root bus removal with rescan lock
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
In the Linux kernel, the following vulnerability has been resolved: PCI: altera: 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]
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Sep 24, 2026 |
| Last Updated | Oct 3, 2026 |
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Affected Versions
Linux / Linux
ec15c4d0d5d2e431169fbdf6c6bcf0c8ff71ef22 < cf9d84d1b6a7c3f3780c043df220a7e9e38137eb ec15c4d0d5d2e431169fbdf6c6bcf0c8ff71ef22 < fc462f1bdeaea9789928cbfdf5e069ee559c7642 ec15c4d0d5d2e431169fbdf6c6bcf0c8ff71ef22 < 442b7f2a093b4a75f8963aaa7cbb2b8df35a6ac3 ec15c4d0d5d2e431169fbdf6c6bcf0c8ff71ef22 < 4b69c63cc247fc0f499fbd11076fee9c2a6e6fd7 ec15c4d0d5d2e431169fbdf6c6bcf0c8ff71ef22 < c0cd65906e5f7e293ef2568c9524cc0a918333c3 ec15c4d0d5d2e431169fbdf6c6bcf0c8ff71ef22 < 7cbb8f2750d91e64caff89e164ac8280bb80bedc ec15c4d0d5d2e431169fbdf6c6bcf0c8ff71ef22 < a8759c8ac48c0419f5899e95a6ffc611b07c965b
Linux / Linux
5.3
References
git.kernel.org: https://git.kernel.org/stable/c/cf9d84d1b6a7c3f3780c043df220a7e9e38137eb git.kernel.org: https://git.kernel.org/stable/c/fc462f1bdeaea9789928cbfdf5e069ee559c7642 git.kernel.org: https://git.kernel.org/stable/c/442b7f2a093b4a75f8963aaa7cbb2b8df35a6ac3 git.kernel.org: https://git.kernel.org/stable/c/4b69c63cc247fc0f499fbd11076fee9c2a6e6fd7 git.kernel.org: https://git.kernel.org/stable/c/c0cd65906e5f7e293ef2568c9524cc0a918333c3 git.kernel.org: https://git.kernel.org/stable/c/7cbb8f2750d91e64caff89e164ac8280bb80bedc git.kernel.org: https://git.kernel.org/stable/c/a8759c8ac48c0419f5899e95a6ffc611b07c965b