Suricata 2.0.4 Available!

Photo by Eric Leblond

The OISF development team is pleased to announce Suricata 2.0.4. This release fixes a number of important issues in the 2.0 series.

This update fixes a bug in the SSH parser, where a malformed banner could lead to evasion of SSH rules and missing log entries. In some cases it may also lead to a crash. Bug discovered and reported by Steffen Bauch.

Additionally, this release also addresses a new IPv6 issue that can lead to evasion. Bug discovered by Rafael Schaefer working with ERNW GmbH.


Get the new release here:


  • Bug #1276: ipv6 defrag issue with routing headers
  • Bug #1278: ssh banner parser issue
  • Bug #1254: sig parsing crash on malformed rev keyword
  • Bug #1267: issue with ipv6 logging
  • Bug #1273: Lua – http.request_line not working
  • Bug #1284: AF_PACKET IPS mode not logging drops and stream inline issue


  • CVE-2014-6603

Special thanks

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

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.

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