openssl

History

Bernd Edlinger 7fab431040 Add value_barriers in constant time select functions The barriers prevent the compiler from narrowing down the possible value range of the mask and ~mask in the select statements, which avoids the recognition of the select and turning it into a conditional load or branch. Reviewed-by: Tomas Mraz <tmraz@fedoraproject.org> Reviewed-by: Kurt Roeckx <kurt@roeckx.be> (Merged from https://github.com/openssl/openssl/pull/9217) (cherry picked from commit `04edd688b3`)	2019-07-18 16:02:20 +02:00
..
internal	Add value_barriers in constant time select functions	2019-07-18 16:02:20 +02:00
openssl	Avoid NULL pointer dereference. Fixes #9043 .	2019-07-08 20:15:44 +10:00

Bernd Edlinger 7fab431040 Add value_barriers in constant time select functions

The barriers prevent the compiler from narrowing down the
possible value range of the mask and ~mask in the select
statements, which avoids the recognition of the select
and turning it into a conditional load or branch.

Reviewed-by: Tomas Mraz <tmraz@fedoraproject.org>
Reviewed-by: Kurt Roeckx <kurt@roeckx.be>
(Merged from https://github.com/openssl/openssl/pull/9217)

(cherry picked from commit 04edd688b3)

2019-07-18 16:02:20 +02:00

internal Add value_barriers in constant time select functions 2019-07-18 16:02:20 +02:00

openssl Avoid NULL pointer dereference. Fixes #9043 . 2019-07-08 20:15:44 +10:00