FKIE_CVE-2026-68374
Vulnerability from fkie_nvd - Published: 2026-08-10 13:20 - Updated: 2026-10-19 22:17
Severity
Summary
In the Linux kernel, the following vulnerability has been resolved:
usb: core: sysfs: add lock to bos_descriptors_read()
Add a lock to the function bos_descriptors_read().
This function accesses udev->bos, which could be simultaneously freed in
usb_reset_and_verify_device(), a function that is commonly called in
drivers all over the kernel.
References
Impacted products
| Vendor | Product | Version |
|---|
{
"affected": [
{
"affectedData": [
{
"defaultStatus": "unaffected",
"product": "Linux",
"programFiles": [
"drivers/usb/core/sysfs.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"versions": [
{
"lessThan": "c07caee449c968842a350bfefa049889923b8240",
"status": "affected",
"version": "12fc84e8c4288cc8ed5f14a35e077130c2cfece2",
"versionType": "git"
},
{
"lessThan": "217774e143d7b5a88739193284b6421be3978601",
"status": "affected",
"version": "12fc84e8c4288cc8ed5f14a35e077130c2cfece2",
"versionType": "git"
},
{
"lessThan": "ab82adf5e63b2d89ead7933ab753b9cedbe028e9",
"status": "affected",
"version": "12fc84e8c4288cc8ed5f14a35e077130c2cfece2",
"versionType": "git"
},
{
"lessThan": "4e0197fbb0eec588795d5431716a244d9ac8fa93",
"status": "affected",
"version": "12fc84e8c4288cc8ed5f14a35e077130c2cfece2",
"versionType": "git"
}
]
},
{
"defaultStatus": "affected",
"product": "Linux",
"programFiles": [
"drivers/usb/core/sysfs.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"versions": [
{
"status": "affected",
"version": "6.9"
},
{
"lessThan": "6.9",
"status": "unaffected",
"version": "0",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.12.*",
"status": "unaffected",
"version": "6.12.101",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.18.*",
"status": "unaffected",
"version": "6.18.42",
"versionType": "semver"
},
{
"lessThanOrEqual": "7.1.*",
"status": "unaffected",
"version": "7.1.6",
"versionType": "semver"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "7.2",
"versionType": "original_commit_for_fix"
}
]
}
],
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nusb: core: sysfs: add lock to bos_descriptors_read()\n\nAdd a lock to the function bos_descriptors_read().\n\nThis function accesses udev-\u003ebos, which could be simultaneously freed in\nusb_reset_and_verify_device(), a function that is commonly called in\ndrivers all over the kernel."
}
],
"id": "CVE-2026-68374",
"lastModified": "2026-10-19T22:17:15.090",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 7.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 1.8,
"impactScore": 5.9,
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"type": "Secondary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2026-68374",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-10-16T15:47:33.384722Z",
"version": "2.0.3"
}
}
]
},
"published": "2026-08-10T13:20:30.313",
"references": [
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"url": "https://git.kernel.org/stable/c/217774e143d7b5a88739193284b6421be3978601"
},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"url": "https://git.kernel.org/stable/c/4e0197fbb0eec588795d5431716a244d9ac8fa93"
},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"url": "https://git.kernel.org/stable/c/ab82adf5e63b2d89ead7933ab753b9cedbe028e9"
},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"url": "https://git.kernel.org/stable/c/c07caee449c968842a350bfefa049889923b8240"
}
],
"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"vulnStatus": "Received",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-416"
}
],
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"type": "Secondary"
}
]
}
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Nomenclature
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The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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