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vuln-cve/data/2026/93xxx/CVE-2026-93283.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-93283",
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"state": "PUBLISHED",
"assignerShortName": "Linux",
"dateReserved": "2026-09-17T16:02:15.098Z",
"datePublished": "2026-09-24T15:52:26.252Z",
"dateUpdated": "2026-10-19T09:08:37.502Z"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux",
"dateUpdated": "2026-10-19T09:08:37.502Z"
},
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\ni3c: master: Fix device_register() error path\n\nWhen device_register() fails in i3c_master_register_new_i3c_devs(),\nput_device() is called to drop the reference taken by\ndevice_register(). That drops the last reference, so the device's\nrelease callback i3c_device_release() runs and frees the i3c_device.\n\nTwo problems follow from that:\n\ni3c_device_release() does WARN_ON(i3cdev->desc), so it warns because\ndesc->dev->desc still points back at the descriptor. Clear it before\ncalling put_device().\n\nAfter put_device() frees the i3c_device, desc->dev is left pointing at\nfreed memory, so clear desc->dev as well. That prevents, for example,\ni3c_master_unregister_i3c_devs() seeing desc->dev as non-NULL and\ndereferencing it."
}
],
"affected": [
{
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"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"drivers/i3c/master.c"
],
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"status": "affected",
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"status": "affected",
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},
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{
"version": "b24cf43d9babf1265a2bb0ae8d198267cef43b83",
"status": "affected",
"versionType": "git"
},
{
"version": "5.10.201",
"lessThan": "5.10.270",
"status": "affected",
"versionType": "semver"
},
{
"version": "5.15.139",
"lessThan": "5.15.221",
"status": "affected",
"versionType": "semver"
},
{
"version": "6.1.63",
"lessThan": "6.1.188",
"status": "affected",
"versionType": "semver"
},
{
"version": "6.6.2",
"lessThan": "6.6.157",
"status": "affected",
"versionType": "semver"
},
{
"version": "5.4.261",
"lessThan": "5.5",
"status": "affected",
"versionType": "semver"
},
{
"version": "6.5.12",
"lessThan": "6.6",
"status": "affected",
"versionType": "semver"
}
]
},
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "affected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"drivers/i3c/master.c"
],
"versions": [
{
"version": "6.7",
"status": "affected"
},
{
"version": "0",
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"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.10.270",
"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.15.221",
"lessThanOrEqual": "5.15.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.1.188",
"lessThanOrEqual": "6.1.*",
"status": "unaffected",
"versionType": "semver"
},
{
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"lessThanOrEqual": "6.6.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.12.110",
"lessThanOrEqual": "6.12.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.18.52",
"lessThanOrEqual": "6.18.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "7.2.6",
"lessThanOrEqual": "7.2.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "7.3",
"lessThanOrEqual": "*",
"status": "unaffected",
"versionType": "original_commit_for_fix"
}
]
}
],
"cpeApplicability": [
{
"nodes": [
{
"operator": "OR",
"negate": false,
"cpeMatch": [
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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},
{
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.15.139",
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{
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],
"references": [
{
"url": "https://git.kernel.org/stable/c/5bf498623f8397d45f85f14cd631c5e5a565c2fb"
},
{
"url": "https://git.kernel.org/stable/c/20a2b6df91fd782ef2ff551febef594d0b46a9a7"
},
{
"url": "https://git.kernel.org/stable/c/a14dbdf471001dd0601b0c491184990c178a199c"
},
{
"url": "https://git.kernel.org/stable/c/d22ad96f1a0c89e0ba66a2facc7430f0923919e3"
},
{
"url": "https://git.kernel.org/stable/c/7f8e2c4f3704d9774bb26b49b1ad6a60ae57d4a0"
},
{
"url": "https://git.kernel.org/stable/c/7ef12e1dd06e442eebf370f6e53c41bd056d0f22"
},
{
"url": "https://git.kernel.org/stable/c/6ecf17bf5fe8da51a6e3fc9e03a76898fcc5c6cf"
},
{
"url": "https://git.kernel.org/stable/c/74be657d98a8d684c0475f3cbd450ef2a30ffc73"
}
],
"title": "i3c: master: Fix device_register() error path",
"x_generator": {
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}
}