CVE-2026-93818

PCI: plda: Protect root bus removal with rescan lock

N/A
Published: September 24, 2026 at 04:02 PM UTC
Updated: September 25, 2026 at 01:37 PM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
N/A
Exploit prediction
EPSS 0.2%

Description

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

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

6.11 ≤ v < 6.12.1116.11 ≤ v < 6.18.536.11 ≤ v < 7.26.1176c9113968079140cb2f885631db422170f32105
Vendor states this is fixed in 105f212a21cc6bef6855841216dd476022626170 (fixed)
Vendor states this is fixed in 4e4f9745f016c1631d00a4035b06f6e75d449e01 (fixed)
Vendor states this is fixed in cb78a1d7a2787758a2d8e1182c346d4349f43260 (fixed)
Vendor states this is fixed in 6.11 (unaffected)
Vendor states this is fixed in 6.12.111 (unaffected)
Vendor states this is fixed in 6.18.53 (unaffected)
Vendor states this is fixed in 7.2 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

Quick Info

StatusRECEIVED

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