UnratedFix available
crypto: rng - Ensure set_ent is always present
Type: advisorySources: OSV
In the Linux kernel, the following vulnerability has been resolved: crypto: rng - Ensure set_ent is always present Ensure that set_ent is always set since only drbg provides it.
- Products
- Kernel
- Affected versions
- Not specified
- Fixed versions
- 5.10.246, 5.15.195, 6.1.156, 6.12.52, 6.16.12, 6.17.2, 6.6.111
- CVEs
- CVE-2025-40109
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 6 Nov 2026, 02:46 UTC · Revision 1
Source evidence
crypto: rng - Ensure set_ent is always present
core-osv · Original sourcePublished 9 Nov 2025, 04:35 UTC
In the Linux kernel, the following vulnerability has been resolved: crypto: rng - Ensure set_ent is always present Ensure that set_ent is always set since only drbg provides it.
osv:CVE-2025-40109
Kernel
Fixed versions: 5.10.246, 5.15.195, 6.1.156, 6.6.111, 6.12.52, 6.16.12, 6.17.2
Complete source record
{
"id": "779694a768d0d99a12cdf61f1d27c001bd92e52c0ac45eeaa0d652a17f8f6eb3",
"url": "https://osv.dev/vulnerability/CVE-2025-40109",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "crypto: rng - Ensure set_ent is always present",
"summary": "In the Linux kernel, the following vulnerability has been resolved: crypto: rng - Ensure set_ent is always present Ensure that set_ent is always set since only drbg provides it.",
"evidence": "osv:CVE-2025-40109",
"products": [
{
"name": {
"value": "Kernel",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "5.10.246",
"evidence": "/affected/1/ranges"
},
{
"value": "5.15.195",
"evidence": "/affected/1/ranges"
},
{
"value": "6.1.156",
"evidence": "/affected/1/ranges"
},
{
"value": "6.6.111",
"evidence": "/affected/1/ranges"
},
{
"value": "6.12.52",
"evidence": "/affected/1/ranges"
},
{
"value": "6.16.12",
"evidence": "/affected/1/ranges"
},
{
"value": "6.17.2",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
}
],
"severity": "unknown",
"structured": {
"id": "CVE-2025-40109",
"aliases": [
"CVE-2025-40109"
],
"affected": [
{
"ranges": [
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"type": "GIT",
"events": [
{
"introduced": "77ebdabe8de7c02f43c6de3357f79ff96f9f0579"
},
{
"fixed": "15d6f42da1bb527629d8e1067b1302d58dec9166"
},
{
"fixed": "bd903c25b652c331831226cdf56c8179d18e43f4"
},
{
"fixed": "17acbcd44fe8dc17dc1072375e76df2d52da6ac8"
},
{
"fixed": "ab172f4f42626549b02bada05f09e3f2b0cc26ec"
},
{
"fixed": "c5c703b50e91dd4748769f4c5ab50d9ad60be370"
},
{
"fixed": "e247a7d138e514a40edda7c4d72c8bd49bb2cad3"
},
{
"fixed": "915cb75983bc5e8b80f8a2f25a4af463f7b18c14"
},
{
"fixed": "c0d36727bf39bb16ef0a67ed608e279535ebf0da"
}
]
}
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-40109.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "5.10.0"
},
{
"fixed": "5.10.246"
}
]
},
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "5.11.0"
},
{
"fixed": "5.15.195"
}
]
},
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "5.16.0"
},
{
"fixed": "6.1.156"
}
]
},
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "6.2.0"
},
{
"fixed": "6.6.111"
}
]
},
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "6.7.0"
},
{
"fixed": "6.12.52"
}
]
},
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "6.13.0"
},
{
"fixed": "6.16.12"
}
]
},
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "6.17.0"
},
{
"fixed": "6.17.2"
}
]
}
],
"package": {
"name": "Kernel",
"ecosystem": "Linux"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-40109.json"
}
}
],
"modified": "2026-10-28T02:30:46.226930342Z",
"provider": "osv",
"references": [
"https://git.kernel.org/stable/c/15d6f42da1bb527629d8e1067b1302d58dec9166",
"https://git.kernel.org/stable/c/17acbcd44fe8dc17dc1072375e76df2d52da6ac8",
"https://git.kernel.org/stable/c/915cb75983bc5e8b80f8a2f25a4af463f7b18c14",
"https://git.kernel.org/stable/c/ab172f4f42626549b02bada05f09e3f2b0cc26ec",
"https://git.kernel.org/stable/c/bd903c25b652c331831226cdf56c8179d18e43f4",
"https://git.kernel.org/stable/c/c0d36727bf39bb16ef0a67ed608e279535ebf0da",
"https://git.kernel.org/stable/c/c5c703b50e91dd4748769f4c5ab50d9ad60be370",
"https://git.kernel.org/stable/c/e247a7d138e514a40edda7c4d72c8bd49bb2cad3",
"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/40xxx/CVE-2025-40109.json",
"https://nvd.nist.gov/vuln/detail/CVE-2025-40109",
"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
],
"provider_metadata": {
"cna_assigner": "Linux",
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/40xxx/CVE-2025-40109.json"
}
},
"related_cves": [
{
"value": "CVE-2025-40109",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 514401,
"published_at": "2025-11-09T04:35:59.979+00:00"
}