From: Vsevolod Stakhov <vsevolod@highsecure.ru>
Date: Thu, 1 Apr 2021 11:21:36 +0000 (+0100)
Subject: [Fix] Fix parsing of rfc2047 tokens with '?' inside
X-Git-Tag: 3.0~535
X-Git-Url: https://source.dussan.org/?a=commitdiff_plain;h=4f86cbac459a99f2fbebde17db4be9f43ba794bf;p=rspamd.git

[Fix] Fix parsing of rfc2047 tokens with '?' inside
---

diff --git a/src/ragel/rfc2047_parser.rl b/src/ragel/rfc2047_parser.rl
index 26c016361..88e107be1 100644
--- a/src/ragel/rfc2047_parser.rl
+++ b/src/ragel/rfc2047_parser.rl
@@ -43,7 +43,7 @@
   token = (graph - especials)+;
   charset = token;
   encoding = "Q" | "q" | "B" | "b";
-  encoded_text = (print - ("?"))+;
+  encoded_text = (print+ -- ("?="));
   encoded_word = "=?" charset >Start_Charset %End_Charset
     ("*" language)? "?"
     encoding %End_Encoding "?"