Documenting security issues in FreeBSD and the FreeBSD Ports Collection

Security issues that affect the FreeBSD operating system or applications in the FreeBSD Ports Collection are documented using the Vulnerabilities and Exposures Markup Language (VuXML). The current VuXML document that serves as the source for the content of this site can be found:

Please report security issues to the FreeBSD Security Team at . Full contact details, including information handling policies and PGP key, can be found on the FreeBSD Security page.


Entered Topic
2024-03-09 Unbound -- Denial-of-Service vulnerability
2024-02-13 DNSSEC validators -- denial-of-service/CPU exhaustion from KeyTrap and NSEC3 vulnerabilities
2022-09-29 unbound -- Non-Responsive Delegation Attack
2022-08-05 Unbound -- Multiple vulnerabilities
2020-12-12 Unbound/NSD -- Denial of service vulnerability
2020-05-22 unbound -- mutliple vulnerabilities
2019-11-23 unbound -- parsing vulnerability
2019-10-03 unbound -- parsing vulnerability
2018-01-19 unbound -- vulnerability in the processing of wildcard synthesized NSEC records
2014-12-09 unbound -- can be tricked into following an endless series of delegations, this consumes a lot of resources
2011-12-19 unbound -- denial of service vulnerabilities from nonstandard redirection and denial of existence
2011-05-25 Unbound -- an empty error packet handling assertion failure