zlib is a widely used free and patent unencumbered data compression library.
Multiple vulnerabilities have been discovered in zlib. Please review the CVE identifiers referenced below for details.
An attacker could cause a Denial of Service condition.
There is no known workaround at this time.
All zlib users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=sys-libs/zlib-1.2.9"