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Fix ssl_close_notify() with non-blocking I/O

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This commit is contained in:
Manuel Pégourié-Gonnard 2014-10-23 15:02:45 +02:00
parent 066c1f60bb
commit 86792a6cf3
2 changed files with 5 additions and 6 deletions
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2
ChangeLog
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@ -10,6 +10,8 @@ Security
Bugfix Bugfix
* Fix potential bad read in parsing ServerHello (found by Adrien * Fix potential bad read in parsing ServerHello (found by Adrien
Vialletelle). Vialletelle).
* ssl_close_notify() could send more than one message in some circumstances
with non-blocking I/O.
Changes Changes
* X.509 certificates with more than one AttributeTypeAndValue per * X.509 certificates with more than one AttributeTypeAndValue per

9
library/ssl_tls.c
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@ -4018,11 +4018,8 @@ int ssl_close_notify( ssl_context *ssl )
SSL_DEBUG_MSG( 2, ( "=> write close notify" ) ); SSL_DEBUG_MSG( 2, ( "=> write close notify" ) );
if( ( ret = ssl_flush_output( ssl ) ) != 0 ) if( ssl->out_left != 0 )
{ return( ssl_flush_output( ssl ) );
SSL_DEBUG_RET( 1, "ssl_flush_output", ret );
return( ret );
}
if( ssl->state == SSL_HANDSHAKE_OVER ) if( ssl->state == SSL_HANDSHAKE_OVER )
{ {
@ -4036,7 +4033,7 @@ int ssl_close_notify( ssl_context *ssl )
SSL_DEBUG_MSG( 2, ( "<= write close notify" ) ); SSL_DEBUG_MSG( 2, ( "<= write close notify" ) );
return( ret ); return( 0 );
} }
void ssl_transform_free( ssl_transform *transform ) void ssl_transform_free( ssl_transform *transform )