{"api_version":"1","generated_at":"2026-06-25T04:53:16+00:00","cve":"CVE-2026-53016","urls":{"html":"https://cve.report/CVE-2026-53016","api":"https://cve.report/api/cve/CVE-2026-53016.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-53016","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-53016"},"summary":{"title":"crypto: ccp - copy IV using skcipher ivsize","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: ccp - copy IV using skcipher ivsize\n\nAF_ALG rfc3686-ctr-aes-ccp requests pass an 8-byte IV to the driver.\n\nccp_aes_complete() restores AES_BLOCK_SIZE bytes into the caller's IV\nbuffer while RFC3686 skciphers expose an 8-byte IV, so the restore\noverruns the provided buffer.\n\nUse crypto_skcipher_ivsize() to copy only the algorithm's IV length.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-06-24 17:17:12","updated_at":"2026-06-24 17:17:12"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/939061b2d0f7f15114e34b4ce878ef50ff4089c3","name":"https://git.kernel.org/stable/c/939061b2d0f7f15114e34b4ce878ef50ff4089c3","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/dfb2cf434829819268fe50f41542aad318ad62b2","name":"https://git.kernel.org/stable/c/dfb2cf434829819268fe50f41542aad318ad62b2","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/a7a1f3cdd64d8a165d9b8c9e9ad7fb46ac19dfc4","name":"https://git.kernel.org/stable/c/a7a1f3cdd64d8a165d9b8c9e9ad7fb46ac19dfc4","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/798d409a8949f3f495f238549b86de2886b129bd","name":"https://git.kernel.org/stable/c/798d409a8949f3f495f238549b86de2886b129bd","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/bb01d8f1f385bc9034ca114d3508c7fdea24fc9a","name":"https://git.kernel.org/stable/c/bb01d8f1f385bc9034ca114d3508c7fdea24fc9a","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/eecee15e263ccb8cd77170a56ab6c969cb54dd6a","name":"https://git.kernel.org/stable/c/eecee15e263ccb8cd77170a56ab6c969cb54dd6a","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/227c1e1d9e2aa4cfc65ba446d5690da1f546cda4","name":"https://git.kernel.org/stable/c/227c1e1d9e2aa4cfc65ba446d5690da1f546cda4","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/df9784bb5b637ac80f4a2768a58ca9a50bef28a9","name":"https://git.kernel.org/stable/c/df9784bb5b637ac80f4a2768a58ca9a50bef28a9","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-53016","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-53016","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 2b789435d7f36ed918d92db647f3a2f3fec9bb1f 939061b2d0f7f15114e34b4ce878ef50ff4089c3 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 2b789435d7f36ed918d92db647f3a2f3fec9bb1f 798d409a8949f3f495f238549b86de2886b129bd git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 2b789435d7f36ed918d92db647f3a2f3fec9bb1f dfb2cf434829819268fe50f41542aad318ad62b2 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 2b789435d7f36ed918d92db647f3a2f3fec9bb1f eecee15e263ccb8cd77170a56ab6c969cb54dd6a git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 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semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.15.209 5.15.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.1.175 6.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.141 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.91 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.33 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.0.10 7.0.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.1 * 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":["drivers/crypto/ccp/ccp-crypto-aes.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"939061b2d0f7f15114e34b4ce878ef50ff4089c3","status":"affected","version":"2b789435d7f36ed918d92db647f3a2f3fec9bb1f","versionType":"git"},{"lessThan":"798d409a8949f3f495f238549b86de2886b129bd","status":"affected","version":"2b789435d7f36ed918d92db647f3a2f3fec9bb1f","versionType":"git"},{"lessThan":"dfb2cf434829819268fe50f41542aad318ad62b2","status":"affected","version":"2b789435d7f36ed918d92db647f3a2f3fec9bb1f","versionType":"git"},{"lessThan":"eecee15e263ccb8cd77170a56ab6c969cb54dd6a","status":"affected","version":"2b789435d7f36ed918d92db647f3a2f3fec9bb1f","versionType":"git"},{"lessThan":"bb01d8f1f385bc9034ca114d3508c7fdea24fc9a","status":"affected","version":"2b789435d7f36ed918d92db647f3a2f3fec9bb1f","versionType":"git"},{"lessThan":"df9784bb5b637ac80f4a2768a58ca9a50bef28a9","status":"affected","version":"2b789435d7f36ed918d92db647f3a2f3fec9bb1f","versionType":"git"},{"lessThan":"227c1e1d9e2aa4cfc65ba446d5690da1f546cda4","status":"affected","version":"2b789435d7f36ed918d92db647f3a2f3fec9bb1f","versionType":"git"},{"lessThan":"a7a1f3cdd64d8a165d9b8c9e9ad7fb46ac19dfc4","status":"affected","version":"2b789435d7f36ed918d92db647f3a2f3fec9bb1f","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/crypto/ccp/ccp-crypto-aes.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"3.14"},{"lessThan":"3.14","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.258","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.209","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.175","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.141","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.91","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.33","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.10","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.10.258","versionStartIncluding":"3.14","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.15.209","versionStartIncluding":"3.14","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.1.175","versionStartIncluding":"3.14","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.141","versionStartIncluding":"3.14","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.91","versionStartIncluding":"3.14","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.33","versionStartIncluding":"3.14","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.0.10","versionStartIncluding":"3.14","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1","versionStartIncluding":"3.14","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: ccp - copy IV using skcipher ivsize\n\nAF_ALG rfc3686-ctr-aes-ccp requests pass an 8-byte IV to the driver.\n\nccp_aes_complete() restores AES_BLOCK_SIZE bytes into the caller's IV\nbuffer while RFC3686 skciphers expose an 8-byte IV, so the restore\noverruns the provided buffer.\n\nUse crypto_skcipher_ivsize() to copy only the algorithm's IV length."}],"providerMetadata":{"dateUpdated":"2026-06-24T16:29:26.272Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/939061b2d0f7f15114e34b4ce878ef50ff4089c3"},{"url":"https://git.kernel.org/stable/c/798d409a8949f3f495f238549b86de2886b129bd"},{"url":"https://git.kernel.org/stable/c/dfb2cf434829819268fe50f41542aad318ad62b2"},{"url":"https://git.kernel.org/stable/c/eecee15e263ccb8cd77170a56ab6c969cb54dd6a"},{"url":"https://git.kernel.org/stable/c/bb01d8f1f385bc9034ca114d3508c7fdea24fc9a"},{"url":"https://git.kernel.org/stable/c/df9784bb5b637ac80f4a2768a58ca9a50bef28a9"},{"url":"https://git.kernel.org/stable/c/227c1e1d9e2aa4cfc65ba446d5690da1f546cda4"},{"url":"https://git.kernel.org/stable/c/a7a1f3cdd64d8a165d9b8c9e9ad7fb46ac19dfc4"}],"title":"crypto: ccp - copy IV using skcipher ivsize","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-53016","datePublished":"2026-06-24T16:29:26.272Z","dateReserved":"2026-06-09T07:44:35.378Z","dateUpdated":"2026-06-24T16:29:26.272Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-06-24 17:17:12","lastModifiedDate":"2026-06-24 17:17:12","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"53016","Ordinal":"1","Title":"crypto: ccp - copy IV using skcipher ivsize","CVE":"CVE-2026-53016","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"53016","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: ccp - copy IV using skcipher ivsize\n\nAF_ALG rfc3686-ctr-aes-ccp requests pass an 8-byte IV to the driver.\n\nccp_aes_complete() restores AES_BLOCK_SIZE bytes into the caller's IV\nbuffer while RFC3686 skciphers expose an 8-byte IV, so the restore\noverruns the provided buffer.\n\nUse crypto_skcipher_ivsize() to copy only the algorithm's IV length.","Type":"Description","Title":"crypto: ccp - copy IV using skcipher ivsize"}]}}}