nodejs
diff --git a/Collapse file
‎src/node_http2.cc‎
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+3Lines changed: 3 additions & 0 deletions b/Collapse file
‎src/node_http2.cc‎
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+3Lines changed: 3 additions & 0 deletions
diff --git a/Collapse file
‎src/node_revert.h‎
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‎src/node_revert.h‎
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@@ -152,6 +152,9 @@ Http2Options::Http2Options(Environment* env, nghttp2_session_type type) {
         buffer[IDX_OPTIONS_PEER_MAX_CONCURRENT_STREAMS]);
   }
 
+  if (IsReverted(SECURITY_REVERT_CVE_2019_9512))
+    nghttp2_option_set_max_outbound_ack(options_, 10000);
+
   // The padding strategy sets the mechanism by which we determine how much
   // additional frame padding to apply to DATA and HEADERS frames. Currently
   // this is set on a per-session basis, but eventually we may switch to
 
@@ -16,6 +16,7 @@
 namespace node {
 
 #define SECURITY_REVERSIONS(XX)                                            \
+  XX(CVE_2019_9512, "CVE-2019-9512", "HTTP/2 Ping/Settings Flood")         \
   XX(CVE_2019_9514, "CVE-2019-9514", "HTTP/2 Reset Flood")                 \
   XX(CVE_2019_9516, "CVE-2019-9516", "HTTP/2 0-Length Headers Leak")       \
   XX(CVE_2019_9518, "CVE-2019-9518", "HTTP/2 Empty DATA Frame Flooding")   \