commit b89cf99a5770aeb2fe841b04303d24028c3bacc9
author Teppo Järvelin <teppo.jarvelin@arm.com> Wed Nov 25 10:42:27 2020 +0200
committer Teppo Järvelin <teppo.jarvelin@arm.com> Wed Nov 25 11:44:05 2020 +0200
tree fbcbe410bab20328bcfad4535d567736f0a26fec
parent 560203ae01fb5e530d7b74882a71bbc53dc89f4f

Fix possible memory leak when MBEDTLS_SSL_VARIABLE_BUFFER_LENGTH is defined

Signed-off-by: Teppo Järvelin <teppo.jarvelin@arm.com>

library/ssl_tls.c

diff --git a/library/ssl_tls.c b/library/ssl_tls.c
index b0dabf2..1f878b7 100644
--- a/library/ssl_tls.c
+++ b/library/ssl_tls.c
@@ -12709,6 +12709,7 @@
 #endif
         mbedtls_platform_zeroize( ssl->out_buf, out_buf_len );
         mbedtls_free( ssl->out_buf );
+        ssl->out_buf = NULL;
     }
 
     if( ssl->in_buf != NULL )
@@ -12720,6 +12721,7 @@
 #endif
         mbedtls_platform_zeroize( ssl->in_buf, in_buf_len );
         mbedtls_free( ssl->in_buf );
+        ssl->in_buf = NULL;
     }
 
 #if defined(MBEDTLS_ZLIB_SUPPORT)