Not yet scoredPublished Sep 24, 2026

CVE-2026-93819PCI: mediatek: Protect root bus removal with rescan lock

Updated under an hour ago (Oct 28, 2026, 7:50 PM ET)

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Exploited in the last 30 days

In the Linux kernel, the following vulnerability has been resolved: PCI: mediatek: 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]

CVSS: Not yet scored
Weakness (CWE): Not given
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Linux
NVD analysis: Received
Record last updated: Oct 3, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Linux Linux linux:linux (from the name)	from 031337ace2d1c22a447da6390716fe92592cdd6e before d54417acb22d9e8bc404a8598330bc9729ee7146; 031337ace2d1c22a447da6390716fe92592cdd6e builds before 5dd379acfa38c516e904bcfa693502cd585a0bba; 031337ace2d1c22a447da6390716fe92592cdd6e builds before 8d910649725955435c6a807944108bca0570712d; 031337ace2d1c22a447da6390716fe92592cdd6e builds before 31e33dcc896527b3ad790fdc6aa6b8d2995c078b; from 031337ace2d1c22a447da6390716fe92592cdd6e before c57b971765f835138fa2fce3f2a171b004cbb114; from 031337ace2d1c22a447da6390716fe92592cdd6e before a568939487dcbc1a3e341208585e224be897e25e; from 031337ace2d1c22a447da6390716fe92592cdd6e before a29812a55da8d0dbeb071b26ac428c338e3fc389	CNA record

References

References

https://git.kernel.org/stable/c/d54417acb22d9e8bc404a8598330bc9729ee7146
https://git.kernel.org/stable/c/5dd379acfa38c516e904bcfa693502cd585a0bba
https://git.kernel.org/stable/c/8d910649725955435c6a807944108bca0570712d
https://git.kernel.org/stable/c/31e33dcc896527b3ad790fdc6aa6b8d2995c078b
https://git.kernel.org/stable/c/c57b971765f835138fa2fce3f2a171b004cbb114
https://git.kernel.org/stable/c/a568939487dcbc1a3e341208585e224be897e25e
https://git.kernel.org/stable/c/a29812a55da8d0dbeb071b26ac428c338e3fc389

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.