commit b39b710e420b759d20d2195217666b7e56ee625a
author Janos Follath <janos.follath@arm.com> Mon Feb 08 13:59:25 2016 +0000
committer Simon Butcher <simon.butcher@arm.com> Tue Mar 01 21:45:54 2016 +0000
tree 1c732977dd6352ca68c8c16e25aade81b6ee2578
parent 3c44760ae2902a11888cee7ea1c8a38f3ae27ce1

Length check added

library/rsa.c

diff --git a/library/rsa.c b/library/rsa.c
index 9150e87..2baf532 100644
--- a/library/rsa.c
+++ b/library/rsa.c
@@ -856,6 +856,9 @@
         bad |= *p++; /* Must be zero */
     }
 
+    if( pad_count < 8 )
+        return( MBEDTLS_ERR_RSA_BAD_INPUT_DATA );
+
     if( bad )
         return( MBEDTLS_ERR_RSA_INVALID_PADDING );