CVE-2026-92478 (GCVE-0-2026-92478)
Vulnerability from cvelistv5
Published
2026-09-17 16:09
Modified
2026-10-19 09:03
Severity ?
VLAI Severity ?
EPSS score ?
Summary
In the Linux kernel, the following vulnerability has been resolved:
scsi: ufs: core: Validate connected lane counts
The connected lane count is used by TX equalization code to index arrays
sized by UFS_MAX_LANES. Reject zero and out-of-range RX or TX lane counts
before they can be propagated.
References
Impacted products
{
"containers": {
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"product": "Linux",
"programFiles": [
"drivers/ufs/core/ufshcd.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"versions": [
{
"lessThan": "4b62f73836f4d037c9afd20c4c6084e4d44b3a57",
"status": "affected",
"version": "03e5d38e2f985d8d0b0a60508c0b422f664808e3",
"versionType": "git"
},
{
"lessThan": "9e6dd452f1affb5c412ca64bf5809ce9fde3174d",
"status": "affected",
"version": "03e5d38e2f985d8d0b0a60508c0b422f664808e3",
"versionType": "git"
}
]
},
{
"defaultStatus": "affected",
"product": "Linux",
"programFiles": [
"drivers/ufs/core/ufshcd.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"versions": [
{
"status": "affected",
"version": "7.1"
},
{
"lessThan": "7.1",
"status": "unaffected",
"version": "0",
"versionType": "semver"
},
{
"lessThanOrEqual": "7.2.*",
"status": "unaffected",
"version": "7.2.6",
"versionType": "semver"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "7.3",
"versionType": "original_commit_for_fix"
}
]
}
],
"cpeApplicability": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "7.2.6",
"versionStartIncluding": "7.1",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "7.3",
"versionStartIncluding": "7.1",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: ufs: core: Validate connected lane counts\n\nThe connected lane count is used by TX equalization code to index arrays\nsized by UFS_MAX_LANES. Reject zero and out-of-range RX or TX lane counts\nbefore they can be propagated."
}
],
"providerMetadata": {
"dateUpdated": "2026-10-19T09:03:44.528Z",
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux"
},
"references": [
{
"url": "https://git.kernel.org/stable/c/4b62f73836f4d037c9afd20c4c6084e4d44b3a57"
},
{
"url": "https://git.kernel.org/stable/c/9e6dd452f1affb5c412ca64bf5809ce9fde3174d"
}
],
"title": "scsi: ufs: core: Validate connected lane counts",
"x_generator": {
"engine": "bippy-1.2.0"
}
}
},
"cveMetadata": {
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"assignerShortName": "Linux",
"cveId": "CVE-2026-92478",
"datePublished": "2026-09-17T16:09:56.397Z",
"dateReserved": "2026-09-16T12:21:13.870Z",
"dateUpdated": "2026-10-19T09:03:44.528Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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