diff options
author | Anna Henningsen <anna@addaleax.net> | 2019-08-12 23:55:16 +0300 |
---|---|---|
committer | Michaƫl Zasso <targos@protonmail.com> | 2019-08-15 10:51:38 +0300 |
commit | a54af9e1888c01f9a9553eb0e91664a249cabe96 (patch) | |
tree | 502fc62203de256a1bc14022b0772119aab8f99c /src/node_http2.h | |
parent | 474577cf54c3a5f48dec8ab88bd2d03881e2ac02 (diff) |
http2: limit number of invalid incoming frames
Limit the number of invalid input frames, as they may be pointing
towards a misbehaving peer. The limit is currently set to 1000 but
could be changed or made configurable.
This is intended to mitigate CVE-2019-9514.
PR-URL: https://github.com/nodejs/node/pull/29122
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Diffstat (limited to 'src/node_http2.h')
-rw-r--r-- | src/node_http2.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/node_http2.h b/src/node_http2.h index 1739a29b256..fe0c3ffa7aa 100644 --- a/src/node_http2.h +++ b/src/node_http2.h @@ -1010,6 +1010,8 @@ class Http2Session : public AsyncWrap, public StreamListener { // misbehaving peer. This counter is reset once new streams are being // accepted again. int32_t rejected_stream_count_ = 0; + // Also use the invalid frame count as a measure for rejecting input frames. + int32_t invalid_frame_count_ = 0; void CopyDataIntoOutgoing(const uint8_t* src, size_t src_length); void ClearOutgoing(int status); |