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CVE-2026-46077

crypto: atmel-tdes - fix DMA sync direction

EPSS 0.1%
In the Linux kernel, the following vulnerability has been resolved: crypto: atmel-tdes - fix DMA sync direction Before DMA output is consumed by the CPU, ->dma_addr_out must be synced with dma_sync_single_for_cpu() instead of dma_sync_single_for_device(). Using the wrong direction can return stale cache data on non-coherent platforms.
Affected products
Linux · Linux

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References
https://git.kernel.org/stable/c/12a0adfe498cd5d87e6365d7ca5f6b3eed79e523https://git.kernel.org/stable/c/5281e6e2302362f6b75b70cbfe4098d2a25dafd9https://git.kernel.org/stable/c/863d11b3927703ad95077c81a8a6489c5c7872f7https://git.kernel.org/stable/c/b5f5df801d161ba244f391519cbff2f4e5c6edc2https://git.kernel.org/stable/c/b9b28f3881dd514e74f98ae04e79a635022a4804https://git.kernel.org/stable/c/c0f3002c02a3a83250e25582ffbe8df7eb78a8bdhttps://git.kernel.org/stable/c/c8a9a647532f5c2a04180352693215e24e9dba03https://git.kernel.org/stable/c/ce3224678acb8c0b3473daa7d7dbffc998c6951a