Merge remote-tracking branch 'upstream-public/pr/1449' into mbedtls-2.7-proposed

This commit is contained in:
Jaeden Amero 2018-03-14 17:58:00 +00:00
commit 100273ddfb
2 changed files with 13 additions and 3 deletions

View file

@ -2057,10 +2057,16 @@ static int ssl_parse_server_psk_hint( mbedtls_ssl_context *ssl,
*
* opaque psk_identity_hint<0..2^16-1>;
*/
if( (*p) > end - 2 )
{
MBEDTLS_SSL_DEBUG_MSG( 1, ( "bad server key exchange message "
"(psk_identity_hint length)" ) );
return( MBEDTLS_ERR_SSL_BAD_HS_SERVER_KEY_EXCHANGE );
}
len = (*p)[0] << 8 | (*p)[1];
*p += 2;
if( (*p) + len > end )
if( (*p) > end - len )
{
MBEDTLS_SSL_DEBUG_MSG( 1, ( "bad server key exchange message "
"(psk_identity_hint length)" ) );