From ${URL} : Inspircd <2.0.19 has a DoS caused by PTR lookup of connecting users. From their changelog: "...including a fix for a bug which allowed malformed DNS records to cause netsplits on a network. Triggering this issue is non-trivial and it may not occur in all circumstances, but all users are advised to upgrade." http://www.inspircd.org/2015/04/16/v2019-released.html Relevant commit: https://github.com/inspircd/inspircd/commit/6058483d9fbc1b904d5ae7cfea47bfcde5c5b559 @security: please file the request for the GLSA.
Added to an existing GLSA Request.
This issue was resolved and addressed in GLSA 201512-13 at https://security.gentoo.org/glsa/201512-13 by GLSA coordinator Yury German (BlueKnight).