src/share/native/sun/awt/libpng/CHANGES

rev 13657 : 8217676: Upgrade libpng to 1.6.37
Reviewed-by: prr, jdv, kcr

*** 6061,6071 ****
    Fixed the calculation of row_factor in png_check_chunk_length
      (reported by Thuan Pham in SourceForge issue #278)
    Added missing parentheses to a macro definition
      (suggested by "irwir" in GitHub issue #216)
  
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! Glenn R-P
--- 6061,6109 ----
    Fixed the calculation of row_factor in png_check_chunk_length
      (reported by Thuan Pham in SourceForge issue #278)
    Added missing parentheses to a macro definition
      (suggested by "irwir" in GitHub issue #216)
  
! Version 1.6.36 [December 1, 2018]
!   Optimized png_do_expand_palette for ARM processors.
!   Improved performance by around 10-22% on a recent ARM Chromebook.
!     (Contributed by Richard Townsend, ARM Holdings)
!   Fixed manipulation of machine-specific optimization options.
!     (Contributed by Vicki Pfau)
!   Used memcpy instead of manual pointer arithmetic on Intel SSE2.
!     (Contributed by Samuel Williams)
!   Fixed build errors with MSVC on ARM64.
!     (Contributed by Zhijie Liang)
!   Fixed detection of libm in CMakeLists.
!     (Contributed by Cameron Cawley)
!   Fixed incorrect creation of pkg-config file in CMakeLists.
!     (Contributed by Kyle Bentley)
!   Fixed the CMake build on Windows MSYS by avoiding symlinks.
!   Fixed a build warning on OpenBSD.
!     (Contributed by Theo Buehler)
!   Fixed various typos in comments.
!     (Contributed by "luz.paz")
!   Raised the minimum required CMake version from 3.0.2 to 3.1.
!   Removed yet more of the vestigial support for pre-ANSI C compilers.
!   Removed ancient makefiles for ancient systems that have been broken
!     across all previous libpng-1.6.x versions.
!   Removed the Y2K compliance statement and the export control
!     information.
!   Applied various code style and documentation fixes.
! 
! Version 1.6.37 [April 14, 2019]
!   Fixed a use-after-free vulnerability (CVE-2019-7317) in png_image_free.
!   Fixed a memory leak in the ARM NEON implementation of png_do_expand_palette.
!   Fixed a memory leak in pngtest.c.
!   Fixed two vulnerabilities (CVE-2018-14048, CVE-2018-14550) in
!     contrib/pngminus; refactor.
!   Changed the license of contrib/pngminus to MIT; refresh makefile and docs.
!     (Contributed by Willem van Schaik)
!   Fixed a typo in the libpng license v2.
!     (Contributed by Miguel Ojeda)
!   Added makefiles for AddressSanitizer-enabled builds.
!   Cleaned up various makefiles.
  
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