Ethereal is a feature-rich network protocol analyzer.
There are numerous vulnerabilities in versions of Ethereal prior to 0.10.12, including:
An attacker might be able to use these vulnerabilities to crash Ethereal or execute arbitrary code with the permissions of the user running Ethereal, which could be the root user.
There is no known workaround at this time.
All Ethereal users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose ">=net-analyzer/ethereal-0.10.12"