From ebeca5bd9b74940fc52f6da8f5c60c4bc8dc0e5c Mon Sep 17 00:00:00 2001 From: Glenn Randers-Pehrson Date: Sun, 29 Nov 2015 16:46:04 -0600 Subject: [PATCH] [libng16] Update CHANGES --- CHANGES | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/CHANGES b/CHANGES index c01e56446..3138dd05a 100644 --- a/CHANGES +++ b/CHANGES @@ -5426,7 +5426,7 @@ Version 1.6.20beta02 [November 23, 2015] Version 1.6.20beta03 [November 24, 2015] Backported tests from libpng-1.7.0beta69. -Version 1.6.20rc01 [November 29, 2015] +Version 1.6.20rc01 [November 26, 2015] Fixed an error in handling of bad zlib CMINFO field in pngfix, found by American Fuzzy Lop, reported by Brian Carpenter. inflate() doesn't immediately fault a bad CMINFO field; instead a 'too far back' error @@ -5435,6 +5435,14 @@ Version 1.6.20rc01 [November 29, 2015] triggering an assert. The bug is mostly harmless; the PNG file cannot be fixed. +Version 1.6.20rc02 [November 29, 2015] + In libpng 1.6 zlib initialization was changed to use the window size + in the zlib stream, not a fixed value. This causes some invalid images, + where CINFO is too large, to display 'correctly' if the rest of the + data is valid. This provides a workaround for zlib versions where the + error arises (ones that support the API change to use the window size + in the stream). + Send comments/corrections/commendations to png-mng-implement at lists.sf.net (subscription required; visit https://lists.sourceforge.net/lists/listinfo/png-mng-implement