This update for zziplib fixes the following issues: Security issue fixed: * CVE-2020-18442: Fixed infinite loop in zzip_file_read as used in unzzip_cat_file . * CVE-2020-18770: Fixed denial-of-service in function zzip_disk_entry_to_file_header in mmapped.c . Non-security issue fixed: * Implement an error message with a condition by checking the return value of a function call