Fix side channel in ecp_nistz256-armv8.pl
authorFangming.Fang <fangming.fang@arm.com>
Mon, 30 Dec 2019 12:15:37 +0000 (12:15 +0000)
committerNicola Tuveri <nic.tuv@gmail.com>
Sun, 5 Jan 2020 08:20:58 +0000 (10:20 +0200)
commit3b5a5f995e023593bf3e576f3043107378456bb9
tree70d99297e3504a04e5e6c3e25659be58e8974da6
parent45a405382bd99187bc90399e61bf33a720e27610
Fix side channel in ecp_nistz256-armv8.pl

This change addresses a potential side-channel vulnerability in
the internals of nistz256 low level operations for armv8.

Reviewed-by: Nicola Tuveri <nic.tuv@gmail.com>
Reviewed-by: Matt Caswell <matt@openssl.org>
Reviewed-by: Bernd Edlinger <bernd.edlinger@hotmail.de>
(Merged from https://github.com/openssl/openssl/pull/9239)
crypto/ec/asm/ecp_nistz256-armv8.pl