{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-37808","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-04-16T04:51:23.942Z","datePublished":"2025-05-08T06:26:06.886Z","dateUpdated":"2026-05-11T21:15:32.735Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T21:15:32.735Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: null - Use spin lock instead of mutex\n\nAs the null algorithm may be freed in softirq context through\naf_alg, use spin locks instead of mutexes to protect the default\nnull algorithm."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["crypto/crypto_null.c"],"versions":[{"version":"330234638e16b7b95e8e5e6be719a61a93f074b8","lessThan":"f7a5a5c8e1ec16a4b2041398abe95de0e14572ef","status":"affected","versionType":"git"},{"version":"330234638e16b7b95e8e5e6be719a61a93f074b8","lessThan":"e307c54ac8198bf09652c72603ba6e6d97798410","status":"affected","versionType":"git"},{"version":"330234638e16b7b95e8e5e6be719a61a93f074b8","lessThan":"1dd4a8561d85dea545cf93f56efc48df8176e218","status":"affected","versionType":"git"},{"version":"330234638e16b7b95e8e5e6be719a61a93f074b8","lessThan":"e27244cbe10658a66b8775be7f0acc4ad2f618d6","status":"affected","versionType":"git"},{"version":"330234638e16b7b95e8e5e6be719a61a93f074b8","lessThan":"1b66a5920b7fc7cc6251192a3fcad115b6d75dd5","status":"affected","versionType":"git"},{"version":"330234638e16b7b95e8e5e6be719a61a93f074b8","lessThan":"0486de3c1b8223138dcc614846bd76364f758de6","status":"affected","versionType":"git"},{"version":"330234638e16b7b95e8e5e6be719a61a93f074b8","lessThan":"8cf2945512a8c0ef74ddd5b5a4f6b6a2fb1a4efb","status":"affected","versionType":"git"},{"version":"330234638e16b7b95e8e5e6be719a61a93f074b8","lessThan":"dcc47a028c24e793ce6d6efebfef1a1e92f80297","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["crypto/crypto_null.c"],"versions":[{"version":"4.2","status":"affected"},{"version":"0","lessThan":"4.2","status":"unaffected","versionType":"semver"},{"version":"5.4.293","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.237","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.181","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.136","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.89","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.26","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.14.5","lessThanOrEqual":"6.14.*","status":"unaffected","versionType":"semver"},{"version":"6.15","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.2","versionEndExcluding":"5.4.293"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.2","versionEndExcluding":"5.10.237"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.2","versionEndExcluding":"5.15.181"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.2","versionEndExcluding":"6.1.136"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.2","versionEndExcluding":"6.6.89"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.2","versionEndExcluding":"6.12.26"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.2","versionEndExcluding":"6.14.5"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.2","versionEndExcluding":"6.15"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/f7a5a5c8e1ec16a4b2041398abe95de0e14572ef"},{"url":"https://git.kernel.org/stable/c/e307c54ac8198bf09652c72603ba6e6d97798410"},{"url":"https://git.kernel.org/stable/c/1dd4a8561d85dea545cf93f56efc48df8176e218"},{"url":"https://git.kernel.org/stable/c/e27244cbe10658a66b8775be7f0acc4ad2f618d6"},{"url":"https://git.kernel.org/stable/c/1b66a5920b7fc7cc6251192a3fcad115b6d75dd5"},{"url":"https://git.kernel.org/stable/c/0486de3c1b8223138dcc614846bd76364f758de6"},{"url":"https://git.kernel.org/stable/c/8cf2945512a8c0ef74ddd5b5a4f6b6a2fb1a4efb"},{"url":"https://git.kernel.org/stable/c/dcc47a028c24e793ce6d6efebfef1a1e92f80297"}],"title":"crypto: null - Use spin lock instead of mutex","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html"},{"url":"https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html"}],"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2025-11-03T19:55:38.177Z"}}]}}