CVE-2026-93819

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Source
https://cve.org/CVERecord?id=CVE-2026-93819
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-93819.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-93819
Downstream
Published
2026-09-24T16:02:56Z
Modified
2026-10-05T02:30:39Z
Summary
PCI: mediatek: Protect root bus removal with rescan lock
Details

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]

Database specific 
{
    "cna_assigner":  "Linux",
    "osv_generated_from":  "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/93xxx/CVE-2026-93819.json"
}
References

Affected packages

Git / 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
031337ace2d1c22a447da6390716fe92592cdd6e
Fixed
d54417acb22d9e8bc404a8598330bc9729ee7146
Fixed
5dd379acfa38c516e904bcfa693502cd585a0bba
Fixed
8d910649725955435c6a807944108bca0570712d
Fixed
31e33dcc896527b3ad790fdc6aa6b8d2995c078b
Fixed
c57b971765f835138fa2fce3f2a171b004cbb114
Fixed
a568939487dcbc1a3e341208585e224be897e25e
Fixed
a29812a55da8d0dbeb071b26ac428c338e3fc389

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-93819.json"

Linux / Kernel

Package

Name
Kernel

Affected ranges

Type
ECOSYSTEM
Events
Introduced
4.20.0
Fixed
5.10.271
Type
ECOSYSTEM
Events
Introduced
5.11.0
Fixed
5.15.222
Type
ECOSYSTEM
Events
Introduced
5.16.0
Fixed
6.1.189
Type
ECOSYSTEM
Events
Introduced
6.2.0
Fixed
6.6.158
Type
ECOSYSTEM
Events
Introduced
6.7.0
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-2026-93819.json"