Info-ZIP’s UnZip is a tool to list and extract files inside PKZIP compressed files.
Multiple vulnerabilities have been discovered in UnZip. Please review the CVE identifiers referenced below for details.
A remote attacker could entice a user to open a specially crafted ZIP archive using UnZip, possibly resulting in execution of arbitrary code with the privileges of the process or a Denial of Service condition.
There is no known workaround at this time.
All UnZip users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=app-arch/unzip-6.0_p25"