Hi I see qmail-1.03-r13 marked stable in Portage, however, the qregex patch included in r12/r13 has a memory leak problem which I think could be exploited for a DOS (although limited by softlimit if used to run tcpserver/qmail-smtpd). Please see bug#30570 about this. Reproducible: Always Steps to Reproduce:
this discussion is in #30570 only. *** This bug has been marked as a duplicate of 30570 ***