{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-40019","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-04-16T07:20:57.152Z","datePublished":"2025-10-24T11:44:29.864Z","dateUpdated":"2026-05-11T21:40:54.499Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T21:40:54.499Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: essiv - Check ssize for decryption and in-place encryption\n\nMove the ssize check to the start in essiv_aead_crypt so that\nit's also checked for decryption and in-place encryption."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["crypto/essiv.c"],"versions":[{"version":"be1eb7f78aa8fbe34779c56c266ccd0364604e71","lessThan":"29294dd6f1e7acf527255fb136ffde6602c3a129","status":"affected","versionType":"git"},{"version":"be1eb7f78aa8fbe34779c56c266ccd0364604e71","lessThan":"71f03f8f72d9c70ffba76980e78b38c180e61589","status":"affected","versionType":"git"},{"version":"be1eb7f78aa8fbe34779c56c266ccd0364604e71","lessThan":"df58651968f82344a0ed2afdafd20ecfc55ff548","status":"affected","versionType":"git"},{"version":"be1eb7f78aa8fbe34779c56c266ccd0364604e71","lessThan":"248ff2797ff52a8cbf86507f9583437443bf7685","status":"affected","versionType":"git"},{"version":"be1eb7f78aa8fbe34779c56c266ccd0364604e71","lessThan":"f37e7860dc5e94c70b4a3e38a5809181310ea9ac","status":"affected","versionType":"git"},{"version":"be1eb7f78aa8fbe34779c56c266ccd0364604e71","lessThan":"dc4c854a5e7453c465fa73b153eba4ef2a240abe","status":"affected","versionType":"git"},{"version":"be1eb7f78aa8fbe34779c56c266ccd0364604e71","lessThan":"da7afb01ba05577ba3629f7f4824205550644986","status":"affected","versionType":"git"},{"version":"be1eb7f78aa8fbe34779c56c266ccd0364604e71","lessThan":"6bb73db6948c2de23e407fe1b7ef94bf02b7529f","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/essiv.c"],"versions":[{"version":"5.4","status":"affected"},{"version":"0","lessThan":"5.4","status":"unaffected","versionType":"semver"},{"version":"5.4.301","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.246","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.195","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.157","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.113","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.54","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.17.4","lessThanOrEqual":"6.17.*","status":"unaffected","versionType":"semver"},{"version":"6.18","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":"5.4","versionEndExcluding":"5.4.301"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.4","versionEndExcluding":"5.10.246"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.4","versionEndExcluding":"5.15.195"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.4","versionEndExcluding":"6.1.157"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.4","versionEndExcluding":"6.6.113"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.4","versionEndExcluding":"6.12.54"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.4","versionEndExcluding":"6.17.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.4","versionEndExcluding":"6.18"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/29294dd6f1e7acf527255fb136ffde6602c3a129"},{"url":"https://git.kernel.org/stable/c/71f03f8f72d9c70ffba76980e78b38c180e61589"},{"url":"https://git.kernel.org/stable/c/df58651968f82344a0ed2afdafd20ecfc55ff548"},{"url":"https://git.kernel.org/stable/c/248ff2797ff52a8cbf86507f9583437443bf7685"},{"url":"https://git.kernel.org/stable/c/f37e7860dc5e94c70b4a3e38a5809181310ea9ac"},{"url":"https://git.kernel.org/stable/c/dc4c854a5e7453c465fa73b153eba4ef2a240abe"},{"url":"https://git.kernel.org/stable/c/da7afb01ba05577ba3629f7f4824205550644986"},{"url":"https://git.kernel.org/stable/c/6bb73db6948c2de23e407fe1b7ef94bf02b7529f"}],"title":"crypto: essiv - Check ssize for decryption and in-place encryption","x_generator":{"engine":"bippy-1.2.0"}}}}