From: Andy Polyakov <appro@openssl.org>
Date: Wed, 21 Mar 2018 22:48:10 +0000 (+0100)
Subject: pariscid.pl: fix nasty typo in CRYPTO_memcmp.
X-Git-Tag: OpenSSL_1_1_1-pre4~52
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=0b020b14882173918b9cc3e8e3bd85fb9ffac948;p=oweals%2Fopenssl.git

pariscid.pl: fix nasty typo in CRYPTO_memcmp.

Comparison was effectively reduced to least significant bits.

CVE-2018-0733

Reviewed-by: Matt Caswell <matt@openssl.org>
---

diff --git a/crypto/pariscid.pl b/crypto/pariscid.pl
index f82e27ac4c..3e26f8eccf 100644
--- a/crypto/pariscid.pl
+++ b/crypto/pariscid.pl
@@ -160,7 +160,7 @@ L\$oop_cmp
 	or		%r29,$rv,$rv
 
 	sub		%r0,$rv,%r29
-	extru		%r29,31,1,$rv
+	extru		%r29,0,1,$rv
 L\$no_data
 	bv		($rp)
 	.EXIT