On Tue, 28 May 2019, Stoiko Ivanov wrote:

we're encountering certain mails, which cause the rule-evaluation to use 100% cpu.

After some debugging the issue was narrowed down to the rule
__STYLE_GIBBERISH_1 .

The fix is in the current rules update (1860392).

If you have applied the current rules update, you should be able to safely remove the mitigation from your local config and no longer see ill effects when such a message comes through.


--
 John Hardin KA7OHZ                    http://www.impsec.org/~jhardin/
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