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vuln-cve/data/2026/93xxx/CVE-2026-93103.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-93103",
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"state": "PUBLISHED",
"assignerShortName": "Linux",
"dateReserved": "2026-09-17T16:02:15.085Z",
"datePublished": "2026-09-17T16:11:15.105Z",
"dateUpdated": "2026-10-19T09:05:36.156Z"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux",
"dateUpdated": "2026-10-19T09:05:36.156Z"
},
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/hfi1: Preserve unit 0 on allocation failure\n\nhfi1_free_devdata() assumes that the device was inserted into the unit\ntable and unconditionally erases dd->unit. If xa_alloc_irq() fails, the\nzero-initialized unit remains zero, so full cleanup can remove an\nunrelated device from index 0.\n\nRelease only the rdmavt allocation and return immediately while the unit\ntable has not acquired the device."
}
],
"affected": [
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"drivers/infiniband/hw/hfi1/init.c"
],
"versions": [
{
"version": "03b92789e5cfdac66805c1a98f1ec67336199d56",
"lessThan": "852637d3ee56aed8ea3ee8948eda21eca406c051",
"status": "affected",
"versionType": "git"
},
{
"version": "03b92789e5cfdac66805c1a98f1ec67336199d56",
"lessThan": "3d0e5252b8d0345ef494763ca31e3ddd666e02cb",
"status": "affected",
"versionType": "git"
},
{
"version": "03b92789e5cfdac66805c1a98f1ec67336199d56",
"lessThan": "0feb29d434e6cc0ebefec4f77be014c85ad751b0",
"status": "affected",
"versionType": "git"
},
{
"version": "03b92789e5cfdac66805c1a98f1ec67336199d56",
"lessThan": "3f1e196eb66b8cd3882e373794d6cea46f150a20",
"status": "affected",
"versionType": "git"
},
{
"version": "03b92789e5cfdac66805c1a98f1ec67336199d56",
"lessThan": "4ff9d58d34758e9633078b37e8d5289b513ff80e",
"status": "affected",
"versionType": "git"
},
{
"version": "03b92789e5cfdac66805c1a98f1ec67336199d56",
"lessThan": "fd4d3ad5f244a867166d1e2da7ece3d82878ec81",
"status": "affected",
"versionType": "git"
},
{
"version": "03b92789e5cfdac66805c1a98f1ec67336199d56",
"lessThan": "4204f5c0312ba136181a6e148ffa0bfaf95a4cc1",
"status": "affected",
"versionType": "git"
},
{
"version": "03b92789e5cfdac66805c1a98f1ec67336199d56",
"lessThan": "2e3809ad8911f5d5581b3f046bd628417bface76",
"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/infiniband/hw/hfi1/init.c"
],
"versions": [
{
"version": "5.2",
"status": "affected"
},
{
"version": "0",
"lessThan": "5.2",
"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"
},
{
"version": "6.6.157",
"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": [
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.2",
"versionEndExcluding": "5.10.270"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.2",
"versionEndExcluding": "5.15.221"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.2",
"versionEndExcluding": "6.1.188"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.2",
"versionEndExcluding": "6.6.157"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.2",
"versionEndExcluding": "6.12.110"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.2",
"versionEndExcluding": "6.18.52"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.2",
"versionEndExcluding": "7.2.6"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.2",
"versionEndExcluding": "7.3"
}
]
}
]
}
],
"references": [
{
"url": "https://git.kernel.org/stable/c/852637d3ee56aed8ea3ee8948eda21eca406c051"
},
{
"url": "https://git.kernel.org/stable/c/3d0e5252b8d0345ef494763ca31e3ddd666e02cb"
},
{
"url": "https://git.kernel.org/stable/c/0feb29d434e6cc0ebefec4f77be014c85ad751b0"
},
{
"url": "https://git.kernel.org/stable/c/3f1e196eb66b8cd3882e373794d6cea46f150a20"
},
{
"url": "https://git.kernel.org/stable/c/4ff9d58d34758e9633078b37e8d5289b513ff80e"
},
{
"url": "https://git.kernel.org/stable/c/fd4d3ad5f244a867166d1e2da7ece3d82878ec81"
},
{
"url": "https://git.kernel.org/stable/c/4204f5c0312ba136181a6e148ffa0bfaf95a4cc1"
},
{
"url": "https://git.kernel.org/stable/c/2e3809ad8911f5d5581b3f046bd628417bface76"
}
],
"title": "RDMA/hfi1: Preserve unit 0 on allocation failure",
"x_generator": {
"engine": "bippy-1.2.0"
}
}
}
}