Heimdal is a free implementation of Kerberos 5.
Multiple vulnerabilities have been discovered in Heimdal, the worst of which could lead to remote code execution on a Kerberos Domain Controller. Please review the CVE identifiers referenced below for details.
Please review the referenced CVE identifiers for details.
There is no known workaround at this time.
All Cross-realm trust vulnerability in Heimdal users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=app-crypt/heimdal-7.8.0-r1"