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vuln-cve/data/2026/53xxx/CVE-2026-53280.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-53280",
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"state": "PUBLISHED",
"assignerShortName": "Linux",
"dateReserved": "2026-06-09T07:44:35.395Z",
"datePublished": "2026-06-26T19:40:42.226Z",
"dateUpdated": "2026-06-26T19:40:42.226Z"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux",
"dateUpdated": "2026-06-26T19:40:42.226Z"
},
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\niommu: Fix NULL group->domain dereference in pci_dev_reset_iommu_done()\n\nLocal sashiko review pointed it out that group->domain could be NULL when\na default domain fails to allocate during the first probe, which can crash\nat domain->ops->attach_dev dereference in __iommu_attach_device() invoked\nby pci_dev_reset_iommu_done().\n\npci_dev_reset_iommu_prepare() is fine as an old_domain pointer can be NULL.\n\nSkip the re-attach in pci_dev_reset_iommu_done() to fix the bug."
}
],
"affected": [
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"drivers/iommu/iommu.c"
],
"versions": [
{
"version": "c279e83953d937470f8a6e69b69f62608714f13f",
"lessThan": "17194cd0dd236e732d116d50840d795ca50ef196",
"status": "affected",
"versionType": "git"
},
{
"version": "c279e83953d937470f8a6e69b69f62608714f13f",
"lessThan": "d769711fcddd005f1e654b3bde547140917fe696",
"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/iommu/iommu.c"
],
"versions": [
{
"version": "7.0",
"status": "affected"
},
{
"version": "0",
"lessThan": "7.0",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "7.0.10",
"lessThanOrEqual": "7.0.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "7.1",
"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": "7.0",
"versionEndExcluding": "7.0.10"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "7.0",
"versionEndExcluding": "7.1"
}
]
}
]
}
],
"references": [
{
"url": "https://git.kernel.org/stable/c/17194cd0dd236e732d116d50840d795ca50ef196"
},
{
"url": "https://git.kernel.org/stable/c/d769711fcddd005f1e654b3bde547140917fe696"
}
],
"title": "iommu: Fix NULL group->domain dereference in pci_dev_reset_iommu_done()",
"x_generator": {
"engine": "bippy-1.2.0"
}
}
}
}