{"id":"CVE-2025-40109","state":"PUBLISHED","title":"crypto: rng - Ensure set_ent is always present","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: rng - Ensure set_ent is always present\n\nEnsure that set_ent is always set since only drbg provides it.","publishedAt":"2025-11-09T04:35:59.979Z","updatedAt":"2026-05-11T21:42:45.679Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"77ebdabe8de7c02f43c6de3357f79ff96f9f0579","status":"affected","lessThan":"15d6f42da1bb527629d8e1067b1302d58dec9166","versionType":"git"},{"version":"77ebdabe8de7c02f43c6de3357f79ff96f9f0579","status":"affected","lessThan":"bd903c25b652c331831226cdf56c8179d18e43f4","versionType":"git"},{"version":"77ebdabe8de7c02f43c6de3357f79ff96f9f0579","status":"affected","lessThan":"17acbcd44fe8dc17dc1072375e76df2d52da6ac8","versionType":"git"},{"version":"77ebdabe8de7c02f43c6de3357f79ff96f9f0579","status":"affected","lessThan":"ab172f4f42626549b02bada05f09e3f2b0cc26ec","versionType":"git"},{"version":"77ebdabe8de7c02f43c6de3357f79ff96f9f0579","status":"affected","lessThan":"c5c703b50e91dd4748769f4c5ab50d9ad60be370","versionType":"git"},{"version":"77ebdabe8de7c02f43c6de3357f79ff96f9f0579","status":"affected","lessThan":"e247a7d138e514a40edda7c4d72c8bd49bb2cad3","versionType":"git"},{"version":"77ebdabe8de7c02f43c6de3357f79ff96f9f0579","status":"affected","lessThan":"915cb75983bc5e8b80f8a2f25a4af463f7b18c14","versionType":"git"},{"version":"77ebdabe8de7c02f43c6de3357f79ff96f9f0579","status":"affected","lessThan":"c0d36727bf39bb16ef0a67ed608e279535ebf0da","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["crypto/rng.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.10","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.10","versionType":"semver"},{"version":"5.10.246","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.195","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.156","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.111","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.52","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.16.12","status":"unaffected","lessThanOrEqual":"6.16.*","versionType":"semver"},{"version":"6.17.2","status":"unaffected","lessThanOrEqual":"6.17.*","versionType":"semver"},{"version":"6.18","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["crypto/rng.c"]}],"references":["https://git.kernel.org/stable/c/15d6f42da1bb527629d8e1067b1302d58dec9166","https://git.kernel.org/stable/c/bd903c25b652c331831226cdf56c8179d18e43f4","https://git.kernel.org/stable/c/17acbcd44fe8dc17dc1072375e76df2d52da6ac8","https://git.kernel.org/stable/c/ab172f4f42626549b02bada05f09e3f2b0cc26ec","https://git.kernel.org/stable/c/c5c703b50e91dd4748769f4c5ab50d9ad60be370","https://git.kernel.org/stable/c/e247a7d138e514a40edda7c4d72c8bd49bb2cad3","https://git.kernel.org/stable/c/915cb75983bc5e8b80f8a2f25a4af463f7b18c14","https://git.kernel.org/stable/c/c0d36727bf39bb16ef0a67ed608e279535ebf0da"],"weaknesses":[],"ingestedAt":"2026-10-29T20:09:09.358Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/40xxx/CVE-2025-40109.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-40109","state":"PUBLISHED","datePublished":"2025-11-09T04:35:59.979Z","dateUpdated":"2026-05-11T21:42:45.679Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-04-16T07:20:57.167Z"},"containers":{"cna":{"title":"crypto: rng - 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