This update for unzip fixes the following issues: - CVE-2014-9913: Specially crafted zip files could trigger invalid memory writes possibly resulting in DoS or corruption - CVE-2015-7696: Specially crafted zip files with password protection could trigger a crash and lead to denial of service - CVE-2015-7697: Specially crafted zip files could trigger an endless loop and lead to denial of service - CVE-2016-9844: Specially crafted zip files could trigger invalid memory writes possibly resulting in DoS or corruption