From: Vsevolod Stakhov <vsevolod@highsecure.ru>
Date: Sat, 21 Oct 2017 11:40:13 +0000 (+0100)
Subject: [Feature] Filter nan and inf when adding scores
X-Git-Tag: 1.6.5~1^2~11
X-Git-Url: https://source.dussan.org/?a=commitdiff_plain;h=4680dbcc55d336aaa04d9ee32b2fce4cebf5d962;p=rspamd.git

[Feature] Filter nan and inf when adding scores

MFH: rspamd-1.6
---

diff --git a/src/libmime/filter.c b/src/libmime/filter.c
index b16018507..235d46ede 100644
--- a/src/libmime/filter.c
+++ b/src/libmime/filter.c
@@ -109,6 +109,12 @@ insert_metric_result (struct rspamd_task *task,
 
 	metric_res = rspamd_create_metric_result (task);
 
+	if (!isfinite (flag)) {
+		msg_warn_task ("detected %s score for symbol %s, replace it with zero",
+				isnan (flag) ? "NaN" : "infinity", symbol);
+		flag = 0.0;
+	}
+
 	sdef = g_hash_table_lookup (metric->symbols, symbol);
 	if (sdef == NULL) {
 		w = 0.0;