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Bug#1023105: marked as done (bullseye-pu: package tinyxml/2.6.2-4+deb11u1)

Your message dated Sat, 17 Dec 2022 10:57:10 +0000
with message-id <03e9b90cf2f149b9e2835590c9ec0ccb048b744d.camel@adam-barratt.org.uk>
and subject line Closing p-u requests for fixes included in 11.6
has caused the Debian Bug report #1023105,
regarding bullseye-pu: package tinyxml/2.6.2-4+deb11u1
to be marked as done.

This means that you claim that the problem has been dealt with.
If this is not the case it is now your responsibility to reopen the
Bug report if necessary, and/or fix the problem forthwith.

(NB: If you are a system administrator and have no idea what this
message is talking about, this may indicate a serious mail system
misconfiguration somewhere. Please contact owner@bugs.debian.org
immediately.)


-- 
1023105: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1023105
Debian Bug Tracking System
Contact owner@bugs.debian.org with problems
--- Begin Message --- 
Package: release.debian.org
Severity: normal
Tags: bullseye
User: release.debian.org@packages.debian.org
Usertags: pu

[ Reason ]
Fixing the no-dsa tagged CVE-2021-42260

[ Impact ]
DoS vulnerability

[ Tests ]
General testing of a few reverse-dependencies.

[ Risks ]
Targeted fix that has been sitting in bookworm, stretch and buster
for a while without any bug reports.

[ Checklist ]
  [x] *all* changes are documented in the d/changelog
  [x] I reviewed all changes and I approve them
  [x] attach debdiff against the package in (old)stable
  [x] the issue is verified as fixed in unstable

[ Changes ]
Fixes potential infinite loop in parser code.
diff -Nru tinyxml-2.6.2/debian/changelog tinyxml-2.6.2/debian/changelog
--- tinyxml-2.6.2/debian/changelog	2016-10-20 20:36:11.000000000 +0200
+++ tinyxml-2.6.2/debian/changelog	2022-10-20 16:32:51.000000000 +0200
@@ -1,3 +1,10 @@
+tinyxml (2.6.2-4+deb11u1) bullseye; urgency=medium
+
+  * Import fix for CVE-2021-42260.
+    - Add CVE-2021-42260.patch
+
+ -- Felix Geyer <fgeyer@debian.org>  Thu, 20 Oct 2022 16:32:51 +0200
+
 tinyxml (2.6.2-4) unstable; urgency=medium
 
   [ Helmut Grohne ]
diff -Nru tinyxml-2.6.2/debian/patches/CVE-2021-42260.patch tinyxml-2.6.2/debian/patches/CVE-2021-42260.patch
--- tinyxml-2.6.2/debian/patches/CVE-2021-42260.patch	1970-01-01 01:00:00.000000000 +0100
+++ tinyxml-2.6.2/debian/patches/CVE-2021-42260.patch	2022-10-20 16:31:07.000000000 +0200
@@ -0,0 +1,23 @@
+Description: In stamp always advance the pointer if *p= 0xef
+ .
+ The current implementation only advanced if 0xef is followed
+ by two non-zero bytes. In case of malformed input (0xef should be
+ the start byte of a three byte character) this leads to an infinite
+ loop. (CVE-2021-42260)
+Origin: https://sourceforge.net/p/tinyxml/git/merge-requests/1/
+
+--- a/tinyxmlparser.cpp
++++ b/tinyxmlparser.cpp
+@@ -274,6 +274,12 @@ void TiXmlParsingData::Stamp( const char* now, TiXmlEncoding encoding )
+ 						else
+ 							{ p +=3; ++col; }	// A normal character.
+ 					}
++					else
++					{
++						// TIXML_UTF_LEAD_0 (239) is the start character of a 3 byte sequence, so
++						// there is something wrong here. Just advance the pointer to evade infinite loops
++						++p;
++					}
+ 				}
+ 				else
+ 				{
diff -Nru tinyxml-2.6.2/debian/patches/series tinyxml-2.6.2/debian/patches/series
--- tinyxml-2.6.2/debian/patches/series	2011-05-19 10:42:07.000000000 +0200
+++ tinyxml-2.6.2/debian/patches/series	2022-10-20 16:32:49.000000000 +0200
@@ -1,2 +1,3 @@
 enforce-use-stl.patch
 entity-encoding.patch
+CVE-2021-42260.patch

--- End Message ---
--- Begin Message --- 
Package: release.debian.org
Version: 11.6

Hi,

Each of the updates referred to in these requests was included in this
morning's 11.6 point release.

Regards,

Adam

--- End Message ---
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