CVE-2006-4251

Name	CVE-2006-4251
Description	Buffer overflow in PowerDNS Recursor 3.1.3 and earlier might allow remote attackers to execute arbitrary code via a malformed TCP DNS query that prevents Recursor from properly calculating the TCP DNS query length.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
References	DSA-1211
NVD severity	high (attack range: remote)
Debian Bugs	398557

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
pdns (PTS)	jessie	3.4.1-4+deb8u8	fixed
	jessie (security)	3.4.1-4+deb8u7	fixed
	stretch	4.0.3-1+deb9u2	fixed
	buster, sid	4.1.4-1	fixed
pdns-recursor (PTS)	jessie	3.6.2-2+deb8u4	fixed
	jessie (security)	3.6.2-2+deb8u3	fixed
	stretch (security), stretch	4.0.4-1+deb9u3	fixed
	buster, sid	4.1.4-3	fixed

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
pdns	source	(unstable)	2.9.20-4	high
pdns	source	sarge	2.9.17-13sarge3	high	DSA-1211
pdns-recursor	source	(unstable)	3.1.4-1	high		398557

Recursor module has been moved to pdns-recursor