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[libpng17] Avoid potential overflow of the PNG_IMAGE_SIZE macro. This macro

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is not used within libpng, but is used in some of the examples.
This commit is contained in:
John Bowler 2016-06-11 14:21:08 -05:00 committed by Glenn Randers-Pehrson
parent 7a0fe97841
commit b21a37323f
3 changed files with 12 additions and 8 deletions
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6
ANNOUNCE
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@ -1,5 +1,5 @@
Libpng 1.7.0beta81 - June 8, 2016 Libpng 1.7.0beta81 - June 11, 2016
This is not intended to be a public release. It will be replaced This is not intended to be a public release. It will be replaced
within a few weeks by a public version or by another test version. within a few weeks by a public version or by another test version.
@ -1290,7 +1290,7 @@ Version 1.7.0beta80 [May 6, 2016]
unreachable code in pz_default_settings and eliminated a spurious unreachable code in pz_default_settings and eliminated a spurious
warning in pngcp for small files. warning in pngcp for small files.
Version 1.7.0beta81 [June 8, 2016] Version 1.7.0beta81 [June 11, 2016]
Check for CLOCK_PROCESS_CPUTIME_ID when building /contrib/libtests/timepng. Check for CLOCK_PROCESS_CPUTIME_ID when building /contrib/libtests/timepng.
Otherwise it does not build on platforms that don't supply clock_gettime(). Otherwise it does not build on platforms that don't supply clock_gettime().
Add check for clock_gettime() in Makefile.am and configure.ac Add check for clock_gettime() in Makefile.am and configure.ac
@ -1377,6 +1377,8 @@ Version 1.7.0beta81 [June 8, 2016]
Removed png_struct::flags which is no longer used. Removed png_struct::flags which is no longer used.
Fixed implementations of png_app_error() and png_app_warning() which Fixed implementations of png_app_error() and png_app_warning() which
previously were swapped. previously were swapped.
Avoid potential overflow of the PNG_IMAGE_SIZE macro. This macro
is not used within libpng, but is used in some of the examples.
Send comments/corrections/commendations to png-mng-implement at lists.sf.net Send comments/corrections/commendations to png-mng-implement at lists.sf.net
(subscription required; visit (subscription required; visit

4
CHANGES
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@ -5590,7 +5590,7 @@ Version 1.7.0beta80 [May 6, 2016]
unreachable code in pz_default_settings and eliminated a spurious unreachable code in pz_default_settings and eliminated a spurious
warning in pngcp for small files. warning in pngcp for small files.
Version 1.7.0beta81 [June 8, 2016] Version 1.7.0beta81 [June 11, 2016]
Check for CLOCK_PROCESS_CPUTIME_ID when building /contrib/libtests/timepng. Check for CLOCK_PROCESS_CPUTIME_ID when building /contrib/libtests/timepng.
Otherwise it does not build on platforms that don't supply clock_gettime(). Otherwise it does not build on platforms that don't supply clock_gettime().
Add check for clock_gettime() in Makefile.am and configure.ac Add check for clock_gettime() in Makefile.am and configure.ac
@ -5677,6 +5677,8 @@ Version 1.7.0beta81 [June 8, 2016]
Removed png_struct::flags which is no longer used. Removed png_struct::flags which is no longer used.
Fixed implementations of png_app_error() and png_app_warning() which Fixed implementations of png_app_error() and png_app_warning() which
previously were swapped. previously were swapped.
Avoid potential overflow of the PNG_IMAGE_SIZE macro. This macro
is not used within libpng, but is used in some of the examples.
Send comments/corrections/commendations to png-mng-implement at lists.sf.net Send comments/corrections/commendations to png-mng-implement at lists.sf.net
(subscription required; visit (subscription required; visit

10
png.h
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@ -1,7 +1,7 @@
/* png.h - header file for PNG reference library /* png.h - header file for PNG reference library
* *
* libpng version 1.7.0beta81, June 7, 2016 * libpng version 1.7.0beta81, June 11, 2016
* *
* Copyright (c) 1998-2002,2004,2006-2016 Glenn Randers-Pehrson * Copyright (c) 1998-2002,2004,2006-2016 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger) * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
@ -12,7 +12,7 @@
* Authors and maintainers: * Authors and maintainers:
* libpng versions 0.71, May 1995, through 0.88, January 1996: Guy Schalnat * libpng versions 0.71, May 1995, through 0.88, January 1996: Guy Schalnat
* libpng versions 0.89, June 1996, through 0.96, May 1997: Andreas Dilger * libpng versions 0.89, June 1996, through 0.96, May 1997: Andreas Dilger
* libpng versions 0.97, January 1998, through 1.7.0beta81, June 7, 2016: * libpng versions 0.97, January 1998, through 1.7.0beta81, June 11, 2016:
* Glenn Randers-Pehrson. * Glenn Randers-Pehrson.
* See also "Contributing Authors", below. * See also "Contributing Authors", below.
*/ */
@ -25,7 +25,7 @@
* *
* This code is released under the libpng license. * This code is released under the libpng license.
* *
* libpng versions 1.0.7, July 1, 2000, through 1.7.0beta81, June 7, 2016, are * libpng versions 1.0.7, July 1, 2000, through 1.7.0beta81, June 11, 2016, are
* Copyright (c) 2000-2002, 2004, 2006-2016 Glenn Randers-Pehrson, are * Copyright (c) 2000-2002, 2004, 2006-2016 Glenn Randers-Pehrson, are
* derived from libpng-1.0.6, and are distributed according to the same * derived from libpng-1.0.6, and are distributed according to the same
* disclaimer and license as libpng-1.0.6 with the following individuals * disclaimer and license as libpng-1.0.6 with the following individuals
@ -217,7 +217,7 @@
* Y2K compliance in libpng: * Y2K compliance in libpng:
* ========================= * =========================
* *
* June 7, 2016 * June 11, 2016
* *
* Since the PNG Development group is an ad-hoc body, we can't make * Since the PNG Development group is an ad-hoc body, we can't make
* an official declaration. * an official declaration.
@ -287,7 +287,7 @@
/* Version information for png.h - this should match the version in png.c */ /* Version information for png.h - this should match the version in png.c */
#define PNG_LIBPNG_VER_STRING "1.7.0beta81" #define PNG_LIBPNG_VER_STRING "1.7.0beta81"
#define PNG_HEADER_VERSION_STRING \ #define PNG_HEADER_VERSION_STRING \
" libpng version 1.7.0beta81 - June 7, 2016\n" " libpng version 1.7.0beta81 - June 11, 2016\n"
#define PNG_LIBPNG_VER_SONUM 17 #define PNG_LIBPNG_VER_SONUM 17
#define PNG_LIBPNG_VER_DLLNUM 17 #define PNG_LIBPNG_VER_DLLNUM 17