CVE-2026-43342 (GCVE-0-2026-43342)
Vulnerability from cvelistv5 – Published: 2026-05-08 13:37 – Updated: 2026-05-08 13:37
VLAI?
Title
usb: gadget: f_rndis: Protect RNDIS options with mutex
Summary
In the Linux kernel, the following vulnerability has been resolved:
usb: gadget: f_rndis: Protect RNDIS options with mutex
The class/subclass/protocol options are suspectible to race conditions
as they can be accessed concurrently through configfs.
Use existing mutex to protect these options. This issue was identified
during code inspection.
Severity ?
No CVSS data available.
Assigner
References
Impacted products
| Vendor | Product | Version | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Linux | Linux |
Affected:
73517cf49bd449122b615d2b7a6bb835f02252e5 , < 0a75d97c53477a59c0aa1c65f69038c719f9c5b8
(git)
Affected: 73517cf49bd449122b615d2b7a6bb835f02252e5 , < c1b3d5b0acb194efe20fc5864ee03439fa7bd45c (git) Affected: 73517cf49bd449122b615d2b7a6bb835f02252e5 , < 65b7dbf80a1627667c241fff7c1c224f3118014f (git) Affected: 73517cf49bd449122b615d2b7a6bb835f02252e5 , < cb5316b37288ab8791584e32f114c4f41ad45b67 (git) Affected: 73517cf49bd449122b615d2b7a6bb835f02252e5 , < 7d8fa3b8783ab95a46e20d97fbeeede719b2efda (git) Affected: 73517cf49bd449122b615d2b7a6bb835f02252e5 , < 446f1842cda929c40d4697722bfdcfb334bc9692 (git) Affected: 73517cf49bd449122b615d2b7a6bb835f02252e5 , < 209decd3f7901df9842b83f2540dc8685e344a07 (git) Affected: 73517cf49bd449122b615d2b7a6bb835f02252e5 , < 8d8c68b1fc06ece60cf43e1306ff0f4ac121547e (git) |
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{
"containers": {
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"product": "Linux",
"programFiles": [
"drivers/usb/gadget/function/f_rndis.c"
],
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},
{
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"programFiles": [
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],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"versions": [
{
"status": "affected",
"version": "4.14"
},
{
"lessThan": "4.14",
"status": "unaffected",
"version": "0",
"versionType": "semver"
},
{
"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"version": "5.10.253",
"versionType": "semver"
},
{
"lessThanOrEqual": "5.15.*",
"status": "unaffected",
"version": "5.15.203",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.1.*",
"status": "unaffected",
"version": "6.1.168",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.6.*",
"status": "unaffected",
"version": "6.6.134",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.12.*",
"status": "unaffected",
"version": "6.12.81",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.18.*",
"status": "unaffected",
"version": "6.18.22",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.19.*",
"status": "unaffected",
"version": "6.19.12",
"versionType": "semver"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "7.0",
"versionType": "original_commit_for_fix"
}
]
}
],
"cpeApplicability": [
{
"nodes": [
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},
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}
],
"negate": false,
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],
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nusb: gadget: f_rndis: Protect RNDIS options with mutex\n\nThe class/subclass/protocol options are suspectible to race conditions\nas they can be accessed concurrently through configfs.\n\nUse existing mutex to protect these options. This issue was identified\nduring code inspection."
}
],
"providerMetadata": {
"dateUpdated": "2026-05-08T13:37:19.920Z",
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux"
},
"references": [
{
"url": "https://git.kernel.org/stable/c/0a75d97c53477a59c0aa1c65f69038c719f9c5b8"
},
{
"url": "https://git.kernel.org/stable/c/c1b3d5b0acb194efe20fc5864ee03439fa7bd45c"
},
{
"url": "https://git.kernel.org/stable/c/65b7dbf80a1627667c241fff7c1c224f3118014f"
},
{
"url": "https://git.kernel.org/stable/c/cb5316b37288ab8791584e32f114c4f41ad45b67"
},
{
"url": "https://git.kernel.org/stable/c/7d8fa3b8783ab95a46e20d97fbeeede719b2efda"
},
{
"url": "https://git.kernel.org/stable/c/446f1842cda929c40d4697722bfdcfb334bc9692"
},
{
"url": "https://git.kernel.org/stable/c/209decd3f7901df9842b83f2540dc8685e344a07"
},
{
"url": "https://git.kernel.org/stable/c/8d8c68b1fc06ece60cf43e1306ff0f4ac121547e"
}
],
"title": "usb: gadget: f_rndis: Protect RNDIS options with mutex",
"x_generator": {
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}
}
},
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"assignerShortName": "Linux",
"cveId": "CVE-2026-43342",
"datePublished": "2026-05-08T13:37:19.920Z",
"dateReserved": "2026-05-01T14:12:56.003Z",
"dateUpdated": "2026-05-08T13:37:19.920Z",
"state": "PUBLISHED"
},
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"dataVersion": "5.2",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2026-43342",
"date": "2026-05-09",
"epss": "0.00024",
"percentile": "0.07036"
},
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}
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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