Files
linux/lib
Eric Biggers 74d74bb78a lib/crypto: aes: Fix missing MMU protection for AES S-box
__cacheline_aligned puts the data in the ".data..cacheline_aligned"
section, which isn't marked read-only i.e. it doesn't receive MMU
protection.  Replace it with ____cacheline_aligned which does the right
thing and just aligns the data while keeping it in ".rodata".

Fixes: b5e0b032b6 ("crypto: aes - add generic time invariant AES cipher")
Cc: stable@vger.kernel.org
Reported-by: Qingfang Deng <dqfext@gmail.com>
Closes: https://lore.kernel.org/r/20260105074712.498-1-dqfext@gmail.com/
Acked-by: Ard Biesheuvel <ardb@kernel.org>
Link: https://lore.kernel.org/r/20260107052023.174620-1-ebiggers@kernel.org
Signed-off-by: Eric Biggers <ebiggers@kernel.org>
2026-01-08 11:14:59 -08:00
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