CVE-2025-40109 (GCVE-0-2025-40109)

Vulnerability from cvelistv5 – Published: 2025-11-09 04:35 – Updated: 2025-12-01 06:18
VLAI?
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.
Severity ?
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: 77ebdabe8de7c02f43c6de3357f79ff96f9f0579 , < 15d6f42da1bb527629d8e1067b1302d58dec9166 (git)
Affected: 77ebdabe8de7c02f43c6de3357f79ff96f9f0579 , < bd903c25b652c331831226cdf56c8179d18e43f4 (git)
Affected: 77ebdabe8de7c02f43c6de3357f79ff96f9f0579 , < 17acbcd44fe8dc17dc1072375e76df2d52da6ac8 (git)
Affected: 77ebdabe8de7c02f43c6de3357f79ff96f9f0579 , < ab172f4f42626549b02bada05f09e3f2b0cc26ec (git)
Affected: 77ebdabe8de7c02f43c6de3357f79ff96f9f0579 , < c5c703b50e91dd4748769f4c5ab50d9ad60be370 (git)
Affected: 77ebdabe8de7c02f43c6de3357f79ff96f9f0579 , < e247a7d138e514a40edda7c4d72c8bd49bb2cad3 (git)
Affected: 77ebdabe8de7c02f43c6de3357f79ff96f9f0579 , < 915cb75983bc5e8b80f8a2f25a4af463f7b18c14 (git)
Affected: 77ebdabe8de7c02f43c6de3357f79ff96f9f0579 , < c0d36727bf39bb16ef0a67ed608e279535ebf0da (git)
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    Linux Linux Affected: 5.10
Unaffected: 0 , < 5.10 (semver)
Unaffected: 5.10.246 , ≤ 5.10.* (semver)
Unaffected: 5.15.195 , ≤ 5.15.* (semver)
Unaffected: 6.1.156 , ≤ 6.1.* (semver)
Unaffected: 6.6.111 , ≤ 6.6.* (semver)
Unaffected: 6.12.52 , ≤ 6.12.* (semver)
Unaffected: 6.16.12 , ≤ 6.16.* (semver)
Unaffected: 6.17.2 , ≤ 6.17.* (semver)
Unaffected: 6.18 , ≤ * (original_commit_for_fix)
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{
  "containers": {
    "cna": {
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        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "crypto/rng.c"
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              "lessThanOrEqual": "5.15.*",
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              "versionType": "semver"
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            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.156",
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              "lessThanOrEqual": "6.12.*",
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              "versionType": "original_commit_for_fix"
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        }
      ],
      "cpeApplicability": [
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              "operator": "OR"
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        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-12-01T06:18:12.220Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
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    "assignerShortName": "Linux",
    "cveId": "CVE-2025-40109",
    "datePublished": "2025-11-09T04:35:59.979Z",
    "dateReserved": "2025-04-16T07:20:57.167Z",
    "dateUpdated": "2025-12-01T06:18:12.220Z",
    "state": "PUBLISHED"
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  "vulnerability-lookup:meta": {
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  }
}


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Sightings

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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.



Detection rules are retrieved from Rulezet.