Issues

• Add Zig package support (build.zig + build.zig.zon)

  madler/zlib#1340 · Filter by author by965738071 opened on Oct 19, 2026

• The 1.3.2 won't compile shared library on FreeBSD 15

  madler/zlib#1318 · Filter by author Zoran-Vasiljevic opened on Sep 16, 2026

• Typo: SENTIVE -> SENSITIVE

  madler/zlib#1312 · Filter by author schwehr opened on Sep 10, 2026
  2

• [SECURITY] Stack buffer over-read in minizip unzGetCurrentFileInfo() — missing null termination

  madler/zlib#1299 · Filter by author thinhlx-vn opened on Aug 22, 2026
  1

• [doc] zlib.h: windowBits Z_DATA_ERROR guarantee doesn't hold for raw or gzip

  madler/zlib#1298 · Filter by author JasonGross opened on Aug 19, 2026
  1

• crc32.c triggers -Wshorten-64-to-32 with Clang

  madler/zlib#1287 · Filter by author bmehta001 opened on Jul 28, 2026

• A logical block opening on the line closes on the line with mis-matching arguments

  madler/zlib#1264 · Filter by author ilya-fedin opened on Jun 8, 2026
  2

• cross compile x86_64-linux-musl from x86_64-linux-gnu failed. /usr/lib/libc.so: invalid ELF header

  madler/zlib#1262 · Filter by author trcrsired opened on Jun 4, 2026
  3

• Minizip include path inconsistency

  madler/zlib#1252 · Filter by author dg0yt opened on May 29, 2026
  7

• Version property in minizip.pc

  madler/zlib#1251 · Filter by author dg0yt opened on May 29, 2026
  7

• Optimize put_short() macro in trees.c by caching pending state and emitting two bytes together

  madler/zlib#1241 · Filter by author ParkHanbum opened on May 21, 2026
  3

• CMake: Configured zconf.h may be incorrect depending on SCM software

  madler/zlib#1232 · Filter by author oold opened on May 6, 2026
  9

• versioned symbol coverage

  madler/zlib#1228 · Filter by author gordonmessmer opened on May 3, 2026
  4

• Possible memory leak

  madler/zlib#1223 · Filter by author tgilyova opened on Apr 24, 2026
  2

• contrib/minizip: zip64 EoCDL lookup differs from other ZIP implementations

  madler/zlib#1221 · Filter by author snajafov opened on Apr 21, 2026
  2

• minizip.pc references wrong include directory

  madler/zlib#1211 · Filter by author xiota opened on Mar 25, 2026
  6

• CMake is unable to find the static library for zlib v1.3.2 during the libpng configuration

  madler/zlib#1207 · Filter by author sincos2854 opened on Mar 17, 2026
  2

• 32-bit mingw-w64 builds are broken in 1.3.2

  madler/zlib#1202 · Filter by author lhmouse opened on Mar 5, 2026
  2

• NULL usage in compress.c does not check if it is defined and may not be on a given platform

  madler/zlib#1197 · Filter by author dalvescb opened on Mar 3, 2026

• Add SPDX licence and copyright to all source/headers files

  madler/zlib#1192 · Filter by author seanm opened on Mar 2, 2026
  1

• Tests failing for zlib 1.3.2 with CMake 3.20.3 on Windows due to --fresh parameter

  madler/zlib#1191 · Filter by author Mr-Clam opened on Mar 2, 2026
  5

• Race condition in win32/Makefile.gcc during parallel builds (-j) on Windows

  madler/zlib#1187 · Filter by author Watson1978 opened on Feb 28, 2026
  1

• [windows] Building a shared library through different build systems produces inconsistent binaries

  madler/zlib#1186 · Filter by author luau-project opened on Feb 26, 2026
  1

• undefined symbol __ANDROID_API__; Problems compiling Widelands with version 1.3.2

  madler/zlib#1185 · Filter by author frankystone opened on Feb 25, 2026
  6

• How to build zlibwapi.dll with zlib 1.3.2?

  madler/zlib#1183 · Filter by author Spatzendame opened on Feb 23, 2026
  19