Hello community,

here is the log from the commit of package libpng14 for openSUSE:11.4
checked in at Mon Feb 20 14:56:49 CET 2012.



--------
--- old-versions/11.4/UPDATES/all/libpng14/libpng14.changes     2011-07-26 
17:34:08.000000000 +0200
+++ 11.4/libpng14/libpng14.changes      2012-02-20 12:34:18.000000000 +0100
@@ -1,0 +2,6 @@
+Mon Feb 20 11:33:22 UTC 2012 - pgaj...@suse.com
+
+- fixed
+  * CVE-2011-3026 [bnc#747311]
+
+-------------------------------------------------------------------

calling whatdependson for 11.4-i586


New:
----
  libpng14-1.4.4-CVE-2011-3026.patch

++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

Other differences:
------------------
++++++ libpng14.spec ++++++
--- /var/tmp/diff_new_pack.Q2eUZ0/_old  2012-02-20 14:56:38.000000000 +0100
+++ /var/tmp/diff_new_pack.Q2eUZ0/_new  2012-02-20 14:56:38.000000000 +0100
@@ -1,7 +1,7 @@
 #
 # spec file for package libpng14
 #
-# Copyright (c) 2011 SUSE LINUX Products GmbH, Nuernberg, Germany.
+# Copyright (c) 2012 SUSE LINUX Products GmbH, Nuernberg, Germany.
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -28,7 +28,7 @@
 Group:          System/Libraries
 Url:            http://www.libpng.org/pub/png/libpng.html
 Version:        %{major}.%{minor}.%{micro}
-Release:        3.<RELEASE4>
+Release:        3.<RELEASE6>
 Summary:        Library for the Portable Network Graphics Format (PNG)
 Source:         libpng-%{version}.tar.bz2
 Source2:        baselibs.conf
@@ -37,6 +37,7 @@
 Patch2:         libpng14-1.4.4-CVE-2011-2691.patch
 Patch3:         libpng14-1.4.4-CVE-2011-2692.patch
 Patch4:         libpng14-1.4.4-CVE-2011-2690.patch
+Patch5:         libpng14-1.4.4-CVE-2011-3026.patch
 BuildRequires:  pkg-config zlib-devel
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 %define debug_package_requires %{libname} = %{version}-%{release}
@@ -105,6 +106,7 @@
 %patch2
 %patch3
 %patch4
+%patch5 -p1
 
 %build
 ./autogen.sh

++++++ libpng14-1.4.4-CVE-2011-3026.patch ++++++
Index: libpng-1.4.4/pngrutil.c
===================================================================
--- libpng-1.4.4.orig/pngrutil.c
+++ libpng-1.4.4/pngrutil.c
@@ -325,15 +325,18 @@ png_decompress_chunk(png_structp png_ptr
       /* Now check the limits on this chunk - if the limit fails the
        * compressed data will be removed, the prefix will remain.
        */
+      if (prefix_size >= (~(png_size_t)0) - 1 ||
+         expanded_size >= (~(png_size_t)0) - 1 - prefix_size
 #ifdef PNG_SET_CHUNK_MALLOC_LIMIT_SUPPORTED
-      if (png_ptr->user_chunk_malloc_max &&
+         || (png_ptr->user_chunk_malloc_max &&
           (prefix_size + expanded_size >= png_ptr->user_chunk_malloc_max - 1))
 #else
 #  ifdef PNG_USER_CHUNK_MALLOC_MAX
-      if ((PNG_USER_CHUNK_MALLOC_MAX > 0) &&
+         || ((PNG_USER_CHUNK_MALLOC_MAX > 0) &&
           prefix_size + expanded_size >= PNG_USER_CHUNK_MALLOC_MAX - 1)
 #  endif
 #endif
+          )
          png_warning(png_ptr, "Exceeded size limit while expanding chunk");
 
       /* If the size is zero either there was an error and a message
@@ -341,11 +344,7 @@ png_decompress_chunk(png_structp png_ptr
        * and we have nothing to do - the code will exit through the
        * error case below.
        */
-#if defined(PNG_SET_CHUNK_MALLOC_LIMIT_SUPPORTED) || \
-    defined(PNG_USER_CHUNK_MALLOC_MAX)
-      else
-#endif
-      if (expanded_size > 0)
+      else if (expanded_size > 0)
       {
          /* Success (maybe) - really uncompress the chunk. */
          png_size_t new_size = 0;
continue with "q"...



Remember to have fun...

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