Important: thunderbird

Issue Overview: LIBPNG is a reference library for use in applications that read, create, and manipulate PNG Portable Network Graphics raster image files. In versions 1.2.1 through 1.6.55, pngsettRNS and pngsetPLTE each alias a heap-allocated buffer between pngstruct and pnginfo, sharing a single...

Important: firefox

Issue Overview: LIBPNG is a reference library for use in applications that read, create, and manipulate PNG Portable Network Graphics raster image files. In versions 1.2.1 through 1.6.55, pngsettRNS and pngsetPLTE each alias a heap-allocated buffer between pngstruct and pnginfo, sharing a single...

ALPINE-CVE-2026-33416

LIBPNG is a reference library for use in applications that read, create, and manipulate PNG Portable Network Graphics raster image files. In versions 1.2.1 through 1.6.55, pngsettRNS and pngsetPLTE each alias a heap-allocated buffer between pngstruct and pnginfo, sharing a single allocation acros...

EUVD-2026-16258

LIBPNG is a reference library for use in applications that read, create, and manipulate PNG Portable Network Graphics raster image files. In versions 1.2.1 through 1.6.55, pngsettRNS and pngsetPLTE each alias a heap-allocated buffer between pngstruct and pnginfo, sharing a single allocation acros...

CVE-2026-33416 LIBPNG has use-after-free via pointer aliasing in `png_set_tRNS` and `png_set_PLTE`

LIBPNG is a reference library for use in applications that read, create, and manipulate PNG Portable Network Graphics raster image files. In versions 1.2.1 through 1.6.55, pngsettRNS and pngsetPLTE each alias a heap-allocated buffer between pngstruct and pnginfo, sharing a single allocation acros...