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vuln-cve/data/2026/93xxx/CVE-2026-93818.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-93818",
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"state": "PUBLISHED",
"assignerShortName": "Linux",
"dateReserved": "2026-09-18T17:59:28.791Z",
"datePublished": "2026-09-24T16:02:54.890Z",
"dateUpdated": "2026-09-25T12:43:26.921Z"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux",
"dateUpdated": "2026-09-25T12:43:26.921Z"
},
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nPCI: plda: 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]"
}
],
"affected": [
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"drivers/pci/controller/plda/pcie-plda-host.c"
],
"versions": [
{
"version": "76c9113968079140cb2f885631db422170f32105",
"lessThan": "105f212a21cc6bef6855841216dd476022626170",
"status": "affected",
"versionType": "git"
},
{
"version": "76c9113968079140cb2f885631db422170f32105",
"lessThan": "cb78a1d7a2787758a2d8e1182c346d4349f43260",
"status": "affected",
"versionType": "git"
},
{
"version": "76c9113968079140cb2f885631db422170f32105",
"lessThan": "4e4f9745f016c1631d00a4035b06f6e75d449e01",
"status": "affected",
"versionType": "git"
}
]
},
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "affected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"drivers/pci/controller/plda/pcie-plda-host.c"
],
"versions": [
{
"version": "6.11",
"status": "affected"
},
{
"version": "0",
"lessThan": "6.11",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.12.111",
"lessThanOrEqual": "6.12.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.18.53",
"lessThanOrEqual": "6.18.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "7.2",
"lessThanOrEqual": "*",
"status": "unaffected",
"versionType": "original_commit_for_fix"
}
]
}
],
"cpeApplicability": [
{
"nodes": [
{
"operator": "OR",
"negate": false,
"cpeMatch": [
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "6.11",
"versionEndExcluding": "6.12.111"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "6.11",
"versionEndExcluding": "6.18.53"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "6.11",
"versionEndExcluding": "7.2"
}
]
}
]
}
],
"references": [
{
"url": "https://git.kernel.org/stable/c/105f212a21cc6bef6855841216dd476022626170"
},
{
"url": "https://git.kernel.org/stable/c/cb78a1d7a2787758a2d8e1182c346d4349f43260"
},
{
"url": "https://git.kernel.org/stable/c/4e4f9745f016c1631d00a4035b06f6e75d449e01"
}
],
"title": "PCI: plda: Protect root bus removal with rescan lock",
"x_generator": {
"engine": "bippy-1.2.0"
}
}
}
}