HTTP/3: prevent array access by negative index for unknown streams.

Currently there are no such streams, but the function
ngx_http_v3_get_uni_stream() supports them.
This commit is contained in:
Roman Arutyunyan 2020-05-19 15:41:41 +03:00
parent e0eb261b83
commit 1c54340e0a

View File

@ -320,7 +320,9 @@ ngx_http_v3_get_uni_stream(ngx_connection_t *c, ngx_uint_t type)
sc->read->handler = ngx_http_v3_uni_read_handler;
sc->write->handler = ngx_http_v3_dummy_write_handler;
h3c->known_streams[index] = sc;
if (index >= 0) {
h3c->known_streams[index] = sc;
}
n = (u_char *) ngx_http_v3_encode_varlen_int(buf, type) - buf;