Suricata 2.0.5 Available!

Photo by Eric Leblond

The OISF development team is pleased to announce Suricata 2.0.5. This release fixes a number of important issues in the 2.0 series.


Get the new release here:


  • Bug #1190: http_header keyword not matching when SYN|ACK and ACK missing
  • Bug #1246: EVE output Unix domain socket not working
  • Bug #1272: Segfault in libhtp 0.5.15
  • Bug #1298: Filestore keyword parsing issue
  • Bug #1303: improve stream ‘bad window update’ detection
  • Bug #1304: improve stream handling of bad SACK values
  • Bug #1305: fix tcp session reuse for ssh/ssl sessions
  • Bug #1307: byte_extract, within combination not working
  • Bug #1326: pcre pkt/flowvar capture broken for non-relative matches
  • Bug #1329: Invalid rule being processed and loaded
  • Bug #1330: Flow memuse bookkeeping error (2.0.x)

Special thanks

We’d like to thank the following people and corporations for their contributions and feedback:

  • Jason Ish — Endace/Emulex
  • Ken Steele — Tilera
  • lessyv
  • Tom DeCanio — FireEye
  • Andreas Herz
  • Matt Carothers
  • Duane Howard
  • Edward Fjellskål
  • Giuseppe Longo

Known issues & missing features

If you encounter issues, please let us know! As always, we are doing our best to make you aware of continuing development and items within the engine that are not yet complete or optimal. With this in mind, please notice the list we have included of known items we are working on.  See issues for an up to date list and to report new issues. See Known_issues for a discussion and time line for the major issues.

About Suricata

Suricata is a high performance Network IDS, IPS and Network Security Monitoring engine. Open Source and owned by a community run non-profit foundation, the Open Information Security Foundation (OISF). Suricata is developed by the OISF, its supporting vendors and the community.