The branch OpenSSL_1_0_2-stable has been updated
via 57c4b9f6a2f800b41ce2836986fe33640f6c3f8a (commit)
from c210840d06bf9e72ad6e26a444b4a2dabfc505b4 (commit)
- Log -----------------------------------------------------------------
commit 57c4b9f6a2f800b41ce2836986fe33640f6c3f8a
Author: Andy Polyakov <ap...@openssl.org>
Date: Sun Nov 6 18:33:17 2016 +0100
bn/asm/x86_64-mont.pl: fix for CVE-2016-7055 (Low severity).
Reviewed-by: Rich Salz <rs...@openssl.org>
(cherry picked from commit 2fac86d9abeaa643677d1ffd0a139239fdf9406a)
-----------------------------------------------------------------------
Summary of changes:
crypto/bn/asm/x86_64-mont.pl | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/crypto/bn/asm/x86_64-mont.pl b/crypto/bn/asm/x86_64-mont.pl
index 044fd7e..80492d8 100755
--- a/crypto/bn/asm/x86_64-mont.pl
+++ b/crypto/bn/asm/x86_64-mont.pl
@@ -1148,18 +1148,17 @@ $code.=<<___;
mulx 2*8($aptr),%r15,%r13 # ...
adox -3*8($tptr),%r11
adcx %r15,%r12
- adox $zero,%r12
+ adox -2*8($tptr),%r12
adcx $zero,%r13
+ adox $zero,%r13
mov $bptr,8(%rsp) # off-load &b[i]
- .byte 0x67
mov $mi,%r15
imulq 24(%rsp),$mi # "t[0]"*n0
xor %ebp,%ebp # xor $zero,$zero # cf=0, of=0
mulx 3*8($aptr),%rax,%r14
mov $mi,%rdx
- adox -2*8($tptr),%r12
adcx %rax,%r13
adox -1*8($tptr),%r13
adcx $zero,%r14
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