[libpng16] Added png_ptr->process_mode = PNG_READ_IDAT_MODE in
png_push_read_chunk after recognizing the IDAT chunk, which avoids an
infinite loop while reading a datastream whose first IDAT chunk is of
zero-length.
diff --git a/CHANGES b/CHANGES
index f04c9a5..bf84027 100644
--- a/CHANGES
+++ b/CHANGES
@@ -4829,7 +4829,7 @@
and it adds corresponding code to pngimage.c to handle such options
by not attempting to test them.
-Version 1.6.10beta02 [February 21, 2014]
+Version 1.6.10beta02 [February 23, 2014]
Moved redefines of png_error(), png_warning(), png_chunk_error(),
and png_chunk_warning() from pngpriv.h to png.h to make them visible
to libpng-calling applications.
@@ -4848,7 +4848,11 @@
support older Clang versions (Jeremy Sequoia).
Treat CRC error handling with png_set_crc_action(), instead of with
png_set_benign_errors(), which has been the case since libpng-1.6.0beta18.
- Use a user warning handler in contrib/gregbook/readpng2.c instead of default.
+ Use a user warning handler in contrib/gregbook/readpng2.c instead of default,
+ so warnings will be put on stderr even if libpng has CONSOLE_IO disabled.
+ Added png_ptr->process_mode = PNG_READ_IDAT_MODE in png_push_read_chunk
+ after recognizing the IDAT chunk, which avoids an infinite loop while
+ reading a datastream whose first IDAT chunk is of zero-length.
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