FKIE_CVE-2025-40087
Vulnerability from fkie_nvd - Published: 2025-10-30 10:15 - Updated: 2026-06-17 09:21
Severity
Summary
In the Linux kernel, the following vulnerability has been resolved:
NFSD: Define a proc_layoutcommit for the FlexFiles layout type
Avoid a crash if a pNFS client should happen to send a LAYOUTCOMMIT
operation on a FlexFiles layout.
References
Impacted products
| Vendor | Product | Version |
|---|
{
"affected": [
{
"affectedData": [
{
"defaultStatus": "unaffected",
"product": "Linux",
"programFiles": [
"fs/nfsd/flexfilelayout.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"versions": [
{
"lessThan": "a75994dd879401c3e24ff51c2536559f1a53ea27",
"status": "affected",
"version": "9b9960a0ca4773e21c4b153ed355583946346b25",
"versionType": "git"
},
{
"lessThan": "34d187e020cbda112a6c6f094f0ca5e6a8672b75",
"status": "affected",
"version": "9b9960a0ca4773e21c4b153ed355583946346b25",
"versionType": "git"
},
{
"lessThan": "ba88a53d7f5df4191583abf214214efe0cda91d2",
"status": "affected",
"version": "9b9960a0ca4773e21c4b153ed355583946346b25",
"versionType": "git"
},
{
"lessThan": "da9129ef77786839a3ccd1d7afeeab790bceaa1d",
"status": "affected",
"version": "9b9960a0ca4773e21c4b153ed355583946346b25",
"versionType": "git"
},
{
"lessThan": "f7353208c91ab004e0179c5fb6c365b0f132f9f0",
"status": "affected",
"version": "9b9960a0ca4773e21c4b153ed355583946346b25",
"versionType": "git"
},
{
"lessThan": "a156af6a4dc38c2aa7c98e89520a70fb3b3e7df4",
"status": "affected",
"version": "9b9960a0ca4773e21c4b153ed355583946346b25",
"versionType": "git"
},
{
"lessThan": "785ec512afa80d0540f2ca797c0e56de747a6083",
"status": "affected",
"version": "9b9960a0ca4773e21c4b153ed355583946346b25",
"versionType": "git"
},
{
"lessThan": "4b47a8601b71ad98833b447d465592d847b4dc77",
"status": "affected",
"version": "9b9960a0ca4773e21c4b153ed355583946346b25",
"versionType": "git"
}
]
},
{
"defaultStatus": "affected",
"product": "Linux",
"programFiles": [
"fs/nfsd/flexfilelayout.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"versions": [
{
"status": "affected",
"version": "4.8"
},
{
"lessThan": "4.8",
"status": "unaffected",
"version": "0",
"versionType": "semver"
},
{
"lessThanOrEqual": "5.4.*",
"status": "unaffected",
"version": "5.4.301",
"versionType": "semver"
},
{
"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"version": "5.10.246",
"versionType": "semver"
},
{
"lessThanOrEqual": "5.15.*",
"status": "unaffected",
"version": "5.15.196",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.1.*",
"status": "unaffected",
"version": "6.1.158",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.6.*",
"status": "unaffected",
"version": "6.6.114",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.12.*",
"status": "unaffected",
"version": "6.12.55",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.17.*",
"status": "unaffected",
"version": "6.17.5",
"versionType": "semver"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "6.18",
"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\nNFSD: Define a proc_layoutcommit for the FlexFiles layout type\n\nAvoid a crash if a pNFS client should happen to send a LAYOUTCOMMIT\noperation on a FlexFiles layout."
}
],
"id": "CVE-2025-40087",
"lastModified": "2026-06-17T09:21:14.517",
"metrics": {},
"published": "2025-10-30T10:15:33.230",
"references": [
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"url": "https://git.kernel.org/stable/c/34d187e020cbda112a6c6f094f0ca5e6a8672b75"
},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"url": "https://git.kernel.org/stable/c/4b47a8601b71ad98833b447d465592d847b4dc77"
},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"url": "https://git.kernel.org/stable/c/785ec512afa80d0540f2ca797c0e56de747a6083"
},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"url": "https://git.kernel.org/stable/c/a156af6a4dc38c2aa7c98e89520a70fb3b3e7df4"
},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"url": "https://git.kernel.org/stable/c/a75994dd879401c3e24ff51c2536559f1a53ea27"
},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"url": "https://git.kernel.org/stable/c/ba88a53d7f5df4191583abf214214efe0cda91d2"
},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"url": "https://git.kernel.org/stable/c/da9129ef77786839a3ccd1d7afeeab790bceaa1d"
},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"url": "https://git.kernel.org/stable/c/f7353208c91ab004e0179c5fb6c365b0f132f9f0"
}
],
"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"vulnStatus": "Deferred"
}
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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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