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vuln-cve/data/2026/53xxx/CVE-2026-53286.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-53286",
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"state": "PUBLISHED",
"assignerShortName": "Linux",
"dateReserved": "2026-06-09T07:44:35.396Z",
"datePublished": "2026-06-26T19:40:47.210Z",
"dateUpdated": "2026-11-06T16:34:17.925Z"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux",
"dateUpdated": "2026-06-26T19:40:47.210Z"
},
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nidpf: fix double free and use-after-free in aux device error paths\n\nWhen auxiliary_device_add() fails in idpf_plug_vport_aux_dev() or\nidpf_plug_core_aux_dev(), the err_aux_dev_add label calls\nauxiliary_device_uninit() and falls through to err_aux_dev_init. The\nuninit call will trigger put_device(), which invokes the release\ncallback (idpf_vport_adev_release / idpf_core_adev_release) that frees\niadev. The fall-through then reads adev->id from the freed iadev for\nida_free() and double-frees iadev with kfree().\n\nFree the IDA slot and clear the back-pointer before uninit, while adev\nis still valid, then return immediately.\n\nCommit 65637c3a1811 (\"idpf: fix UAF in RDMA core aux dev deinitialization\")\nfixed the same use-after-free in the matching unplug path in this file but\nmissed both probe error paths."
}
],
"affected": [
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"drivers/net/ethernet/intel/idpf/idpf_idc.c"
],
"versions": [
{
"version": "f4312e6bfa2a98e94dacc75f96f916b76bdf4259",
"lessThan": "722b91d5086a249318c9d0e2b36aeac80ba8c808",
"status": "affected",
"versionType": "git"
},
{
"version": "f4312e6bfa2a98e94dacc75f96f916b76bdf4259",
"lessThan": "f319de7074e1728a9f9ff7134257360c694ec2b2",
"status": "affected",
"versionType": "git"
},
{
"version": "f4312e6bfa2a98e94dacc75f96f916b76bdf4259",
"lessThan": "6c77b9510829a424d1b74409b7db9456e3522871",
"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/net/ethernet/intel/idpf/idpf_idc.c"
],
"versions": [
{
"version": "6.17",
"status": "affected"
},
{
"version": "0",
"lessThan": "6.17",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.18.33",
"lessThanOrEqual": "6.18.*",
"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": "6.17",
"versionEndExcluding": "6.18.33"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "6.17",
"versionEndExcluding": "7.0.10"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "6.17",
"versionEndExcluding": "7.1"
}
]
}
]
}
],
"references": [
{
"url": "https://git.kernel.org/stable/c/722b91d5086a249318c9d0e2b36aeac80ba8c808"
},
{
"url": "https://git.kernel.org/stable/c/f319de7074e1728a9f9ff7134257360c694ec2b2"
},
{
"url": "https://git.kernel.org/stable/c/6c77b9510829a424d1b74409b7db9456e3522871"
}
],
"title": "idpf: fix double free and use-after-free in aux device error paths",
"x_generator": {
"engine": "bippy-1.2.0"
}
},
"adp": [
{
"metrics": [
{
"other": {
"type": "ssvc",
"content": {
"id": "CVE-2026-53286",
"role": "CISA Coordinator",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"version": "2.0.3",
"timestamp": "2026-11-06T16:25:17.978547Z"
}
}
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2026-11-06T16:34:17.925Z"
}
}
]
}
}