Commit 3fd14df for zlib

commit 3fd14dfc932c67b2cf6c469fdafe78be7af757c0
Author: Alden Markowski <amark.devel@gmail.com>
Date:   Tue Aug 4 02:23:32 2026 -0400

    Fix memory leak in minizip's zipOpen3().

    Thanks to tgilyova for the report.

diff --git a/contrib/minizip/zip.c b/contrib/minizip/zip.c
index 5877dea..3676606 100644
--- a/contrib/minizip/zip.c
+++ b/contrib/minizip/zip.c
@@ -1012,6 +1012,11 @@ local int LoadCentralDirectoryRecord(zip64_internal* pziinit) {
   if (ZSEEK64(pziinit->z_filefunc, pziinit->filestream, offset_central_dir+byte_before_the_zipfile,ZLIB_FILEFUNC_SEEK_SET) != 0)
     err=ZIP_ERRNO;

+  if (err != ZIP_OK)
+  {
+    ZCLOSE64(pziinit->z_filefunc, pziinit->filestream);
+  }
+
   return err;
 }

@@ -1080,6 +1085,7 @@ extern zipFile ZEXPORT zipOpen3(const void *pathname, int append, zipcharpc* glo
     {
 #    ifndef NO_ADDFILEINEXISTINGZIP
         free(ziinit.globalcomment);
+        free_linkedlist(&(ziinit.central_dir));
 #    endif /* !NO_ADDFILEINEXISTINGZIP*/
         free(zi);
         return NULL;