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-rw-r--r--util/xml.lua9
1 files changed, 4 insertions, 5 deletions
diff --git a/util/xml.lua b/util/xml.lua
index 700da1d4..72f1a26b 100644
--- a/util/xml.lua
+++ b/util/xml.lua
@@ -65,27 +65,26 @@ local parse_xml = (function()
function handler:EndElement()
stanza:up();
end
- local parser;
-- SECURITY: These two handlers, especially the Doctype one, are required to prevent exploits such as Billion Laughs.
function handler:StartDoctypeDecl()
- if not parser.stop or not parser:stop() then
+ if not self.stop or not self:stop() then
error("Failed to abort parsing");
end
end
function handler:ProcessingInstruction()
- if not parser.stop or not parser:stop() then
+ if not self.stop or not self:stop() then
error("Failed to abort parsing");
end
end
if not options or not options.allow_comments then
-- NOTE: comments are generally harmless and can be useful when parsing configuration files or other data, even user-provided data
function handler:Comment()
- if not parser.stop or not parser:stop() then
+ if not self.stop or not self:stop() then
error("Failed to abort parsing");
end
end
end
- parser = lxp.new(handler, ns_separator);
+ local parser = lxp.new(handler, ns_separator);
local ok, err, line, col = parser:parse(xml);
if ok then ok, err, line, col = parser:parse(); end
--parser:close();