{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-54046","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-12-24T12:21:05.089Z","datePublished":"2025-12-24T12:22:57.416Z","dateUpdated":"2026-05-11T19:54:28.477Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T19:54:28.477Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: essiv - Handle EBUSY correctly\n\nAs it is essiv only handles the special return value of EINPROGERSS,\nwhich means that in all other cases it will free data related to the\nrequest.\n\nHowever, as the caller of essiv may specify MAY_BACKLOG, we also need\nto expect EBUSY and treat it in the same way.  Otherwise backlogged\nrequests will trigger a use-after-free."}],"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":"c61e7d182ee3f3f5ecf18a2964e303d49c539b52","status":"affected","versionType":"git"},{"version":"be1eb7f78aa8fbe34779c56c266ccd0364604e71","lessThan":"796e02cca30a67322161f0745e5ce994bbe75605","status":"affected","versionType":"git"},{"version":"be1eb7f78aa8fbe34779c56c266ccd0364604e71","lessThan":"840a1d3b77c1b062bd62b4733969a5b1efc274ce","status":"affected","versionType":"git"},{"version":"be1eb7f78aa8fbe34779c56c266ccd0364604e71","lessThan":"a006aa3eedb8bfd6fe317c3cfe9c86ffe76b2385","status":"affected","versionType":"git"},{"version":"be1eb7f78aa8fbe34779c56c266ccd0364604e71","lessThan":"69c67d451fc19d88e54f7d97e8e7c093e08357e1","status":"affected","versionType":"git"},{"version":"be1eb7f78aa8fbe34779c56c266ccd0364604e71","lessThan":"b5a772adf45a32c68bef28e60621f12617161556","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":"5.4.235","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.173","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.99","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.16","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.2.3","lessThanOrEqual":"6.2.*","status":"unaffected","versionType":"semver"},{"version":"6.3","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":"5.4.235"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.4","versionEndExcluding":"5.10.173"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.4","versionEndExcluding":"5.15.99"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.4","versionEndExcluding":"6.1.16"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.4","versionEndExcluding":"6.2.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.4","versionEndExcluding":"6.3"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/c61e7d182ee3f3f5ecf18a2964e303d49c539b52"},{"url":"https://git.kernel.org/stable/c/796e02cca30a67322161f0745e5ce994bbe75605"},{"url":"https://git.kernel.org/stable/c/840a1d3b77c1b062bd62b4733969a5b1efc274ce"},{"url":"https://git.kernel.org/stable/c/a006aa3eedb8bfd6fe317c3cfe9c86ffe76b2385"},{"url":"https://git.kernel.org/stable/c/69c67d451fc19d88e54f7d97e8e7c093e08357e1"},{"url":"https://git.kernel.org/stable/c/b5a772adf45a32c68bef28e60621f12617161556"}],"title":"crypto: essiv - Handle EBUSY correctly","x_generator":{"engine":"bippy-1.2.0"}}}}