http: fix NULL deref on certain out of memory conditions

10 years ago · b25bd2e180
parent 45812c32ad
commit b25bd2e180
1 changed files with 2 additions and 2 deletions
--- a/src/app-layer-htp.c
+++ b/src/app-layer-htp.c
@ -2127,7 +2127,7 @@ static int HTPCallbackDoubleDecodePath(htp_tx_t *tx)
 static int HTPCallbackRequestHeaderData(htp_tx_data_t *tx_data)
 {
    void *ptmp;
-    if (tx_data->len == 0)
+    if (tx_data->len == 0 || tx_data->tx == NULL)
        return HTP_OK;

    HtpTxUserData *tx_ud = htp_tx_get_user_data(tx_data->tx);
@ -2164,7 +2164,7 @@ static int HTPCallbackRequestHeaderData(htp_tx_data_t *tx_data)
 static int HTPCallbackResponseHeaderData(htp_tx_data_t *tx_data)
 {
    void *ptmp;
-    if (tx_data->len == 0)
+    if (tx_data->len == 0 || tx_data->tx == NULL)
        return HTP_OK;

    HtpTxUserData *tx_ud = htp_tx_get_user_data(tx_data->tx);