PT-2026-43944 · Linux · Linux

Published 2026-05-27 · Updated 2026-05-27 · CVE-2026-46077

NVD

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.

Related Identifiers

CVE-2026-46077

Affected Products

Linux

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2026-46077 · Security Note
• https://git.kernel.org/stable/c/5281e6e2302362f6b75b70cbfe4098d2a25dafd9 · Note
• https://git.kernel.org/stable/c/b5f5df801d161ba244f391519cbff2f4e5c6edc2 · Note
• https://git.kernel.org/stable/c/c8a9a647532f5c2a04180352693215e24e9dba03 · Note
• https://git.kernel.org/stable/c/863d11b3927703ad95077c81a8a6489c5c7872f7 · Note
• https://git.kernel.org/stable/c/12a0adfe498cd5d87e6365d7ca5f6b3eed79e523 · Note