Use zlib 1.2.12

kiwixbuild/dependencies/zlib.py

@@ -13,8 +13,8 @@ class zlib(Dependency):
     name = 'zlib'
 
     class Source(ReleaseDownload):
-        archive = Remotefile('zlib-1.2.8.tar.gz',
-                             '36658cb768a54c1d4dec43c3116c27ed893e88b02ecfcb44f2166f9c0b7f2a0d')
+        archive = Remotefile('zlib-1.2.12.tar.gz',
+                             '91844808532e5ce316b3c010929493c0244f3d37593afd6de04f71821d5136d9')
         patches = ['zlib_std_libname.patch']
 
     class Builder(MakeBuilder):

kiwixbuild/versions.py

@@ -39,10 +39,10 @@ release_versions = {
 
 # This is the "version" of the whole base_deps_versions dict.
 # Change this when you change base_deps_versions.
-base_deps_meta_version = '75'
+base_deps_meta_version = '76'
 
 base_deps_versions = {
-  'zlib' : '1.2.8',
+  'zlib' : '1.2.12',
   'lzma' : '5.2.4',
   'zstd' : '1.5.1',
   'docoptcpp' : '0.6.2',