1 2Libpng 1.2.46 - July 9, 2011 3 4This is a public release of libpng, intended for use in production codes. 5 6Files available for download: 7 8Source files with LF line endings (for Unix/Linux) and with a 9"configure" script 10 11 libpng-1.2.46.tar.xz (LZMA-compressed, recommended) 12 libpng-1.2.46.tar.gz 13 libpng-1.2.46.tar.bz2 14 15Source files with LF line endings (for Unix/Linux) without the 16"configure" script 17 18 libpng-1.2.46-no-config.tar.xz (LZMA-compressed, recommended) 19 libpng-1.2.46-no-config.tar.gz 20 libpng-1.2.46-no-config.tar.bz2 21 22Source files with CRLF line endings (for Windows), without the 23"configure" script 24 25 lpng1246.zip 26 lpng1246.7z 27 lpng1246.tar.bz2 28 29Project files 30 31 libpng-1.2.46-project-netware.zip 32 libpng-1.2.46-project-wince.zip 33 34Other information: 35 36 libpng-1.2.46-README.txt 37 libpng-1.2.46-KNOWNBUGS.txt 38 libpng-1.2.46-LICENSE.txt 39 libpng-1.2.46-Y2K-compliance.txt 40 libpng-1.2.46-[previous version]-diff.txt 41 42Changes since the last public release (1.2.43): 43 44version 1.2.45 [July 9, 2011] 45 46 Fixed uninitialized memory read in png_format_buffer() (Bug 47 report by Frank Busse, related to CVE-2004-0421). 48 Pass "" instead of '\0' to png_default_error() in png_err(). This mistake 49 was introduced in libpng-1.2.20beta01. 50 Check for up->location !PNG_AFTER_IDAT when writing unknown chunks 51 before IDAT. 52 Ported bugfix in pngrtran.c from 1.5.3: when expanding a paletted image, 53 always expand to RGBA if transparency is present. 54 Check for integer overflow in png_set_rgb_to_gray(). 55 Check for sCAL chunk too short. 56 Added CMakeLists.txt, projects/xcode, and pnggccrd.c to EXTRA_DIST in 57 Makefile.am and Makefile.in 58 Udated copyright year to 2011. 59 60Send comments/corrections/commendations to png-mng-implement at lists.sf.net 61(subscription required; visit 62https://lists.sourceforge.net/lists/listinfo/png-mng-implement 63to subscribe) or to glennrp at users.sourceforge.net 64 65Glenn R-P 66