{"api_version":"1","generated_at":"2026-05-01T21:59:34+00:00","cve":"CVE-2026-43033","urls":{"html":"https://cve.report/CVE-2026-43033","api":"https://cve.report/api/cve/CVE-2026-43033.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-43033","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-43033"},"summary":{"title":"crypto: authencesn - Do not place hiseq at end of dst for out-of-place decryption","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: authencesn - Do not place hiseq at end of dst for out-of-place decryption\n\nWhen decrypting data that is not in-place (src != dst), there is\nno need to save the high-order sequence bits in dst as it could\nsimply be re-copied from the source.\n\nHowever, the data to be hashed need to be rearranged accordingly.\n\n\nThanks,","state":"PUBLISHED","assigner":"Linux","published_at":"2026-05-01 15:16:47","updated_at":"2026-05-01 15:24:14"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/d0c4ff6812386880f30bc64c2921299cc4d7b47f","name":"https://git.kernel.org/stable/c/d0c4ff6812386880f30bc64c2921299cc4d7b47f","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/e02494114ebf7c8b42777c6cd6982f113bfdbec7","name":"https://git.kernel.org/stable/c/e02494114ebf7c8b42777c6cd6982f113bfdbec7","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/8c62f618576519dbed6816fafc623ce592953025","name":"https://git.kernel.org/stable/c/8c62f618576519dbed6816fafc623ce592953025","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/89fe118b6470119b20c04afc36e45b81a69ea11f","name":"https://git.kernel.org/stable/c/89fe118b6470119b20c04afc36e45b81a69ea11f","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/5466e7d0cd9e4f9cef9d8f18f18b60e7bc1c77e5","name":"https://git.kernel.org/stable/c/5466e7d0cd9e4f9cef9d8f18f18b60e7bc1c77e5","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/d589abd8b019b07075fda255ceab8c8e950cdb3f","name":"https://git.kernel.org/stable/c/d589abd8b019b07075fda255ceab8c8e950cdb3f","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/153d5520c3f9fd62e71c7e7f9e34b59cf411e555","name":"https://git.kernel.org/stable/c/153d5520c3f9fd62e71c7e7f9e34b59cf411e555","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/cded4002d22177e8deaca1f257ecd932c9582b6b","name":"https://git.kernel.org/stable/c/cded4002d22177e8deaca1f257ecd932c9582b6b","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-43033","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-43033","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 104880a6b470958ddc30e139c41aa4f6ed3a5234 8c62f618576519dbed6816fafc623ce592953025 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 104880a6b470958ddc30e139c41aa4f6ed3a5234 d589abd8b019b07075fda255ceab8c8e950cdb3f git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 104880a6b470958ddc30e139c41aa4f6ed3a5234 5466e7d0cd9e4f9cef9d8f18f18b60e7bc1c77e5 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 104880a6b470958ddc30e139c41aa4f6ed3a5234 d0c4ff6812386880f30bc64c2921299cc4d7b47f git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 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original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["crypto/authencesn.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"8c62f618576519dbed6816fafc623ce592953025","status":"affected","version":"104880a6b470958ddc30e139c41aa4f6ed3a5234","versionType":"git"},{"lessThan":"d589abd8b019b07075fda255ceab8c8e950cdb3f","status":"affected","version":"104880a6b470958ddc30e139c41aa4f6ed3a5234","versionType":"git"},{"lessThan":"5466e7d0cd9e4f9cef9d8f18f18b60e7bc1c77e5","status":"affected","version":"104880a6b470958ddc30e139c41aa4f6ed3a5234","versionType":"git"},{"lessThan":"d0c4ff6812386880f30bc64c2921299cc4d7b47f","status":"affected","version":"104880a6b470958ddc30e139c41aa4f6ed3a5234","versionType":"git"},{"lessThan":"89fe118b6470119b20c04afc36e45b81a69ea11f","status":"affected","version":"104880a6b470958ddc30e139c41aa4f6ed3a5234","versionType":"git"},{"lessThan":"153d5520c3f9fd62e71c7e7f9e34b59cf411e555","status":"affected","version":"104880a6b470958ddc30e139c41aa4f6ed3a5234","versionType":"git"},{"lessThan":"cded4002d22177e8deaca1f257ecd932c9582b6b","status":"affected","version":"104880a6b470958ddc30e139c41aa4f6ed3a5234","versionType":"git"},{"lessThan":"e02494114ebf7c8b42777c6cd6982f113bfdbec7","status":"affected","version":"104880a6b470958ddc30e139c41aa4f6ed3a5234","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["crypto/authencesn.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"4.3"},{"lessThan":"4.3","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.254","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.204","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.170","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.137","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.85","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.22","versionType":"semver"},{"lessThanOrEqual":"6.19.*","status":"unaffected","version":"6.19.12","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.0","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.10.254","versionStartIncluding":"4.3","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.15.204","versionStartIncluding":"4.3","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.1.170","versionStartIncluding":"4.3","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.137","versionStartIncluding":"4.3","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.85","versionStartIncluding":"4.3","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.22","versionStartIncluding":"4.3","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.19.12","versionStartIncluding":"4.3","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.0","versionStartIncluding":"4.3","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: authencesn - Do not place hiseq at end of dst for out-of-place decryption\n\nWhen decrypting data that is not in-place (src != dst), there is\nno need to save the high-order sequence bits in dst as it could\nsimply be re-copied from the source.\n\nHowever, the data to be hashed need to be rearranged accordingly.\n\n\nThanks,"}],"providerMetadata":{"dateUpdated":"2026-05-01T14:15:32.583Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/8c62f618576519dbed6816fafc623ce592953025"},{"url":"https://git.kernel.org/stable/c/d589abd8b019b07075fda255ceab8c8e950cdb3f"},{"url":"https://git.kernel.org/stable/c/5466e7d0cd9e4f9cef9d8f18f18b60e7bc1c77e5"},{"url":"https://git.kernel.org/stable/c/d0c4ff6812386880f30bc64c2921299cc4d7b47f"},{"url":"https://git.kernel.org/stable/c/89fe118b6470119b20c04afc36e45b81a69ea11f"},{"url":"https://git.kernel.org/stable/c/153d5520c3f9fd62e71c7e7f9e34b59cf411e555"},{"url":"https://git.kernel.org/stable/c/cded4002d22177e8deaca1f257ecd932c9582b6b"},{"url":"https://git.kernel.org/stable/c/e02494114ebf7c8b42777c6cd6982f113bfdbec7"}],"title":"crypto: authencesn - Do not place hiseq at end of dst for out-of-place decryption","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-43033","datePublished":"2026-05-01T14:15:32.583Z","dateReserved":"2026-05-01T14:12:55.977Z","dateUpdated":"2026-05-01T14:15:32.583Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-05-01 15:16:47","lastModifiedDate":"2026-05-01 15:24:14","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"43033","Ordinal":"1","Title":"crypto: authencesn - Do not place hiseq at end of dst for out-of","CVE":"CVE-2026-43033","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"43033","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: authencesn - Do not place hiseq at end of dst for out-of-place decryption\n\nWhen decrypting data that is not in-place (src != dst), there is\nno need to save the high-order sequence bits in dst as it could\nsimply be re-copied from the source.\n\nHowever, the data to be hashed need to be rearranged accordingly.\n\n\nThanks,","Type":"Description","Title":"crypto: authencesn - Do not place hiseq at end of dst for out-of"}]}}}