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fix(mbedtls): fix ssl server memory leak when enable mbedtls dynamic buffer function

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This commit is contained in:
Li Jingyi 2022-05-06 16:18:06 +08:00 committed by BOT
parent 0eafe4d326
commit fa3cbf9162
1 changed files with 10 additions and 1 deletions
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11
components/mbedtls/port/dynamic/esp_mbedtls_dynamic_impl.c
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@ -416,7 +416,16 @@ int esp_mbedtls_free_rx_buffer(mbedtls_ssl_context *ssl)
/**
* The previous processing is just skipped, so "ssl->MBEDTLS_PRIVATE(in_msglen) = 0"
*/
if (!ssl->MBEDTLS_PRIVATE(in_msgtype)) {
if (!ssl->MBEDTLS_PRIVATE(in_msgtype)
#if defined(MBEDTLS_SSL_SRV_C)
/**
* The ssl server read ClientHello manually without mbedtls_ssl_read_record(), so in_msgtype is not set and is zero.
* ClientHello has been processed and rx buffer should be freed.
* After processing ClientHello, the ssl state has been changed to MBEDTLS_SSL_SERVER_HELLO.
*/
&& !(ssl->MBEDTLS_PRIVATE(conf)->MBEDTLS_PRIVATE(endpoint) == MBEDTLS_SSL_IS_SERVER && ssl->MBEDTLS_PRIVATE(state) == MBEDTLS_SSL_SERVER_HELLO)
#endif
) {
goto exit;
}