From: Vsevolod Stakhov <vsevolod@highsecure.ru>
Date: Thu, 11 Jun 2020 15:56:58 +0000 (+0100)
Subject: [Minor] Mime_types: Check extension existence
X-Git-Tag: 2.6~330
X-Git-Url: https://source.dussan.org/?a=commitdiff_plain;h=eba15e9dce30c971aefb5b2f6cbf8d5690d6e427;p=rspamd.git

[Minor] Mime_types: Check extension existence
---

diff --git a/src/plugins/lua/mime_types.lua b/src/plugins/lua/mime_types.lua
index 29470e4ea..981512a33 100644
--- a/src/plugins/lua/mime_types.lua
+++ b/src/plugins/lua/mime_types.lua
@@ -438,7 +438,7 @@ local function check_mime_type(task)
             local is_gen_split_rar = false
             if filename then
               local ext = gen_extension(filename)
-              is_gen_split_rar = string.match(ext, '^%d%d%d$') and arch:get_type() == 'rar'
+              is_gen_split_rar = ext and (string.match(ext, '^%d%d%d$')) and (arch:get_type() == 'rar')
             end
 
             local fl = arch:get_files_full(1000)
@@ -454,7 +454,7 @@ local function check_mime_type(task)
               end
 
               if f['name'] then
-                if is_gen_split_rar and gen_extension(f['name']) == 'exe' then
+                if is_gen_split_rar and (gen_extension(f['name']) or '') == 'exe' then
                   task:insert_result(settings['symbol_exe_in_gen_split_rar'], 1.0, f['name'])
                 else
                   check_filename(f['name'], nil,