libupnp is a portable, open source, UPnP development kit.
Multiple vulnerabilities have been discovered in libupnp. Please review the CVE identifiers referenced below for details.
A remote attack could arbitrarily write files to a users file system, cause a Denial of Service condition, or execute arbitrary code.
There is no known workaround at this time.
All libupnp users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=net-libs/libupnp-1.6.21"