SUSE-SU-2026:2057-1 Security update for libpng16

This update for libpng16 fixes the following issue: - CVE-2026-34757: information disclosure and data corruption due to use-after-free in pngsetPLTE, pngsettRNS and pngsethIST bsc1261957...

CLSA-2026-1777984435 libpng: Fix of 2 CVEs

CVE-2026-33416: fix use-after-free via pointer aliasing in pngsettRNS and pngsetPLTE - CVE-2026-33636: fix out-of-bounds read/write in ARM NEON palette expansion...

CVE-2026-34757

LIBPNG is a reference library for use in applications that read, create, and manipulate PNG Portable Network Graphics raster image files. From 1.0.9 to before 1.6.57, passing a pointer obtained from pnggetPLTE, pnggettRNS, or pnggethIST back into the corresponding setter on the same...

CVE-2026-34757 LIBPNG has a yse-after-free in png_set_PLTE, png_set_tRNS and png_set_hIST leading to corrupted chunk data and potential heap information disclosure

LIBPNG is a reference library for use in applications that read, create, and manipulate PNG Portable Network Graphics raster image files. From 1.0.9 to before 1.6.57, passing a pointer obtained from pnggetPLTE, pnggettRNS, or pnggethIST back into the corresponding setter on the same...

CVE-2026-34757

CVE-2026-34757 affects libpng 1.0.9 through before 1.6.57. The vulnerability arises when a pointer obtained from png_get_PLTE, png_get_tRNS, or png_get_hIST is passed back into the corresponding setter on the same png_struct/png_info pair, causing the setter to read from freed memory and copy it ...

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

...

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...

Hewlett-Packard KeyView IDOL GIF Parsing Remote Code Execution Vulnerability

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Hewlett-Packard KeyView IDOL. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The flaw exists within the handling...