PCI: rockchip: Protect root bus removal with rescan lock
In the Linux kernel, the following vulnerability has been resolved: PCI: rockchip: 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]
CVE-2026-93820
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2026-93820
Linux
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Linux
Source reference: /containers/cna/affected/1/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "073d3dbe9a7c38888d8dafe09df421b174a6cffa",
"lessThan": "025308e7c9cd10112b73558c9f63f8f7285fa726",
"versionType": "git"
},
{
"status": "affected",
"version": "073d3dbe9a7c38888d8dafe09df421b174a6cffa",
"lessThan": "ac47d42901859edb504a2890a3a5709c86dbc0c3",
"versionType": "git"
},
{
"status": "affected",
"version": "073d3dbe9a7c38888d8dafe09df421b174a6cffa",
"lessThan": "eaeb9bed3641741aceb0add84a97023bed61e748",
"versionType": "git"
},
{
"status": "affected",
"version": "073d3dbe9a7c38888d8dafe09df421b174a6cffa",
"lessThan": "5d566ac3a055f0a6f4890ff0af7cfd7e8ed89652",
"versionType": "git"
},
{
"status": "affected",
"version": "073d3dbe9a7c38888d8dafe09df421b174a6cffa",
"lessThan": "ebca7e5947720e9d4bd918af3e17720270c50744",
"versionType": "git"
},
{
"status": "affected",
"version": "073d3dbe9a7c38888d8dafe09df421b174a6cffa",
"lessThan": "9b19201f57d87c4d0777621275dbc59bff41b7f2",
"versionType": "git"
},
{
"status": "affected",
"version": "073d3dbe9a7c38888d8dafe09df421b174a6cffa",
"lessThan": "0bd9611587bb494c33566d825fe34b2705e4b167",
"versionType": "git"
}
],
"programFiles": [
"drivers/pci/controller/pcie-rockchip-host.c"
],
"defaultStatus": "unaffected"
},
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "4.12"
},
{
"status": "unaffected",
"version": "0",
"lessThan": "4.12",
"versionType": "semver"
},
{
"status": "unaffected",
"version": "5.10.271",
"versionType": "semver",
"lessThanOrEqual": "5.10.*"
},
{
"status": "unaffected",
"version": "5.15.222",
"versionType": "semver",
"lessThanOrEqual": "5.15.*"
},
{
"status": "unaffected",
"version": "6.1.189",
"versionType": "semver",
"lessThanOrEqual": "6.1.*"
},
{
"status": "unaffected",
"version": "6.6.158",
"versionType": "semver",
"lessThanOrEqual": "6.6.*"
},
{
"status": "unaffected",
"version": "6.12.111",
"versionType": "semver",
"lessThanOrEqual": "6.12.*"
},
{
"status": "unaffected",
"version": "6.18.53",
"versionType": "semver",
"lessThanOrEqual": "6.18.*"
},
{
"status": "unaffected",
"version": "7.2",
"versionType": "original_commit_for_fix",
"lessThanOrEqual": "*"
}
],
"programFiles": [
"drivers/pci/controller/pcie-rockchip-host.c"
],
"defaultStatus": "affected"
}
]- Related CVEs
- CVE-2026-93820
Source reference:
/cveMetadata/cveId
Publisher severity
No explicit severity was provided.
- Event
- #8293 · Revision 1
- Added to Heist Feed
- Publisher date