BUG #1689: fix stack overflow when parsing variables #1901
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Suricata crashed when variable (either address or port) referred to itself. For instance, if one declared HOME_NET as !$HOME_NET or created a looped chain of variables.
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Reworked #1832
Suricata crashed when variable (either address or port)
referred to itself. For instance, if one declared HOME_NET
as !$HOME_NET or created a looped chain of variables.