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Merge pull request #5120 from yuhaoth/pr/fix-memory-leak-and-version-header

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TLS1.3 :fix memory leak and version header
This commit is contained in:
Ronald Cron
2021-11-12 13:49:26 +01:00
committed by GitHub
parent 28777db226 a1a568c2f6
commit bb41a88f2e
2 changed files with 20 additions and 12 deletions
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18
library/ssl_tls.c
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@ -5551,8 +5551,13 @@ void mbedtls_ssl_handshake_free( mbedtls_ssl_context *ssl )
psa_destroy_key( handshake->ecdh_psa_privkey );
#endif /* MBEDTLS_ECDH_C && MBEDTLS_USE_PSA_CRYPTO */
mbedtls_platform_zeroize( handshake,
sizeof( mbedtls_ssl_handshake_params ) );
#if defined(MBEDTLS_SSL_PROTO_TLS1_3_EXPERIMENTAL)
mbedtls_ssl_transform_free( handshake->transform_handshake );
mbedtls_ssl_transform_free( handshake->transform_earlydata );
mbedtls_free( handshake->transform_earlydata );
mbedtls_free( handshake->transform_handshake );
#endif /* MBEDTLS_SSL_PROTO_TLS1_3_EXPERIMENTAL */
#if defined(MBEDTLS_SSL_VARIABLE_BUFFER_LENGTH)
/* If the buffers are too big - reallocate. Because of the way Mbed TLS
@ -5563,12 +5568,9 @@ void mbedtls_ssl_handshake_free( mbedtls_ssl_context *ssl )
mbedtls_ssl_get_output_buflen( ssl ) );
#endif
#if defined(MBEDTLS_SSL_PROTO_TLS1_3_EXPERIMENTAL)
mbedtls_free( handshake->transform_earlydata );
mbedtls_free( handshake->transform_handshake );
handshake->transform_earlydata = NULL;
handshake->transform_handshake = NULL;
#endif /* MBEDTLS_SSL_PROTO_TLS1_3_EXPERIMENTAL */
/* mbedtls_platform_zeroize MUST be last one in this function */
mbedtls_platform_zeroize( handshake,
sizeof( mbedtls_ssl_handshake_params ) );
}
void mbedtls_ssl_session_free( mbedtls_ssl_session *session )