{"id":"CVE-2026-46077","state":"PUBLISHED","title":"crypto: atmel-tdes - fix DMA sync direction","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: atmel-tdes - fix DMA sync direction\n\nBefore DMA output is consumed by the CPU, ->dma_addr_out must be synced\nwith dma_sync_single_for_cpu() instead of dma_sync_single_for_device().\nUsing the wrong direction can return stale cache data on non-coherent\nplatforms.","publishedAt":"2026-05-27T12:58:10.542Z","updatedAt":"2026-06-14T17:52:37.968Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"13802005d8f2db244ec1f5d7f6923de8f7a463db","status":"affected","lessThan":"ce3224678acb8c0b3473daa7d7dbffc998c6951a","versionType":"git"},{"version":"13802005d8f2db244ec1f5d7f6923de8f7a463db","status":"affected","lessThan":"b9b28f3881dd514e74f98ae04e79a635022a4804","versionType":"git"},{"version":"13802005d8f2db244ec1f5d7f6923de8f7a463db","status":"affected","lessThan":"c0f3002c02a3a83250e25582ffbe8df7eb78a8bd","versionType":"git"},{"version":"13802005d8f2db244ec1f5d7f6923de8f7a463db","status":"affected","lessThan":"5281e6e2302362f6b75b70cbfe4098d2a25dafd9","versionType":"git"},{"version":"13802005d8f2db244ec1f5d7f6923de8f7a463db","status":"affected","lessThan":"12a0adfe498cd5d87e6365d7ca5f6b3eed79e523","versionType":"git"},{"version":"13802005d8f2db244ec1f5d7f6923de8f7a463db","status":"affected","lessThan":"863d11b3927703ad95077c81a8a6489c5c7872f7","versionType":"git"},{"version":"13802005d8f2db244ec1f5d7f6923de8f7a463db","status":"affected","lessThan":"b5f5df801d161ba244f391519cbff2f4e5c6edc2","versionType":"git"},{"version":"13802005d8f2db244ec1f5d7f6923de8f7a463db","status":"affected","lessThan":"c8a9a647532f5c2a04180352693215e24e9dba03","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/crypto/atmel-tdes.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.6","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.6","versionType":"semver"},{"version":"5.10.258","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.209","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.175","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.140","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.86","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.27","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.0.4","status":"unaffected","lessThanOrEqual":"7.0.*","versionType":"semver"},{"version":"7.1","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/crypto/atmel-tdes.c"]}],"references":["https://git.kernel.org/stable/c/ce3224678acb8c0b3473daa7d7dbffc998c6951a","https://git.kernel.org/stable/c/b9b28f3881dd514e74f98ae04e79a635022a4804","https://git.kernel.org/stable/c/c0f3002c02a3a83250e25582ffbe8df7eb78a8bd","https://git.kernel.org/stable/c/5281e6e2302362f6b75b70cbfe4098d2a25dafd9","https://git.kernel.org/stable/c/12a0adfe498cd5d87e6365d7ca5f6b3eed79e523","https://git.kernel.org/stable/c/863d11b3927703ad95077c81a8a6489c5c7872f7","https://git.kernel.org/stable/c/b5f5df801d161ba244f391519cbff2f4e5c6edc2","https://git.kernel.org/stable/c/c8a9a647532f5c2a04180352693215e24e9dba03"],"weaknesses":[],"ingestedAt":"2026-10-29T20:12:07.131Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/46xxx/CVE-2026-46077.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-46077","state":"PUBLISHED","datePublished":"2026-05-27T12:58:10.542Z","dateUpdated":"2026-06-14T17:52:37.968Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-05-13T15:03:33.096Z"},"containers":{"cna":{"title":"crypto: atmel-tdes - fix DMA sync direction","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: atmel-tdes - fix DMA sync direction\n\nBefore DMA output is consumed by the CPU, ->dma_addr_out must be synced\nwith dma_sync_single_for_cpu() instead of dma_sync_single_for_device().\nUsing the wrong direction can return stale cache data on non-coherent\nplatforms."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"13802005d8f2db244ec1f5d7f6923de8f7a463db","status":"affected","lessThan":"ce3224678acb8c0b3473daa7d7dbffc998c6951a","versionType":"git"},{"version":"13802005d8f2db244ec1f5d7f6923de8f7a463db","status":"affected","lessThan":"b9b28f3881dd514e74f98ae04e79a635022a4804","versionType":"git"},{"version":"13802005d8f2db244ec1f5d7f6923de8f7a463db","status":"affected","lessThan":"c0f3002c02a3a83250e25582ffbe8df7eb78a8bd","versionType":"git"},{"version":"13802005d8f2db244ec1f5d7f6923de8f7a463db","status":"affected","lessThan":"5281e6e2302362f6b75b70cbfe4098d2a25dafd9","versionType":"git"},{"version":"13802005d8f2db244ec1f5d7f6923de8f7a463db","status":"affected","lessThan":"12a0adfe498cd5d87e6365d7ca5f6b3eed79e523","versionType":"git"},{"version":"13802005d8f2db244ec1f5d7f6923de8f7a463db","status":"affected","lessThan":"863d11b3927703ad95077c81a8a6489c5c7872f7","versionType":"git"},{"version":"13802005d8f2db244ec1f5d7f6923de8f7a463db","status":"affected","lessThan":"b5f5df801d161ba244f391519cbff2f4e5c6edc2","versionType":"git"},{"version":"13802005d8f2db244ec1f5d7f6923de8f7a463db","status":"affected","lessThan":"c8a9a647532f5c2a04180352693215e24e9dba03","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/crypto/atmel-tdes.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.6","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.6","versionType":"semver"},{"version":"5.10.258","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.209","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.175","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.140","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.86","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.27","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.0.4","status":"unaffected","lessThanOrEqual":"7.0.*","versionType":"semver"},{"version":"7.1","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/crypto/atmel-tdes.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/ce3224678acb8c0b3473daa7d7dbffc998c6951a"},{"url":"https://git.kernel.org/stable/c/b9b28f3881dd514e74f98ae04e79a635022a4804"},{"url":"https://git.kernel.org/stable/c/c0f3002c02a3a83250e25582ffbe8df7eb78a8bd"},{"url":"https://git.kernel.org/stable/c/5281e6e2302362f6b75b70cbfe4098d2a25dafd9"},{"url":"https://git.kernel.org/stable/c/12a0adfe498cd5d87e6365d7ca5f6b3eed79e523"},{"url":"https://git.kernel.org/stable/c/863d11b3927703ad95077c81a8a6489c5c7872f7"},{"url":"https://git.kernel.org/stable/c/b5f5df801d161ba244f391519cbff2f4e5c6edc2"},{"url":"https://git.kernel.org/stable/c/c8a9a647532f5c2a04180352693215e24e9dba03"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-06-14T17:52:37.968Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.6","versionEndExcluding":"5.10.258"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.6","versionEndExcluding":"5.15.209"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.6","versionEndExcluding":"6.1.175"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.6","versionEndExcluding":"6.6.140"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.6","versionEndExcluding":"6.12.86"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.6","versionEndExcluding":"6.18.27"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.6","versionEndExcluding":"7.0.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.6","versionEndExcluding":"7.1"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}