Envoy version 1.14.2, 1.13.2, 1.12.4 or earlier is susceptible to increased memory usage in the case where an HTTP/2 client requests a large payload but does not send enough window updates to consume the entire stream and does not reset the stream.
{
"versions": [
{
"introduced": "0"
},
{
"last_affected": "1.12.4"
},
{
"introduced": "0"
},
{
"last_affected": "1.13.2"
},
{
"introduced": "0"
},
{
"last_affected": "1.14.2"
}
]
}