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mqtt: clear the leftovers pointer when sending succeeds

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CVE-2021-22945

Bug: https://curl.se/docs/CVE-2021-22945.html
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z2_ on hackerone 2021-08-24 09:50:33 +02:00 committed by Daniel Stenberg
parent 409a441240
commit 43157490a5
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GPG Key ID: 5CC908FDB71E12C2
1 changed files with 4 additions and 0 deletions
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lib/mqtt.c
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@ -128,6 +128,10 @@ static CURLcode mqtt_send(struct Curl_easy *data,
mq->sendleftovers = sendleftovers;
mq->nsend = nsend;
}
else {
mq->sendleftovers = NULL;
mq->nsend = 0;
}
return result;
}