CVE-2012-1667

Name	CVE-2012-1667
Description	ISC BIND 9.x before 9.7.6-P1, 9.8.x before 9.8.3-P1, 9.9.x before 9.9.1-P1, and 9.4-ESV and 9.6-ESV before 9.6-ESV-R7-P1 does not properly handle resource records with a zero-length RDATA section, which allows remote DNS servers to cause a denial of service (daemon crash or data corruption) or obtain sensitive information from process memory via a crafted record.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
References	DSA-2486-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
bind9 (PTS)	bullseye	1:9.16.50-1~deb11u2	fixed
	bullseye (security)	1:9.16.50-1~deb11u1	fixed
	bookworm, bookworm (security)	1:9.18.28-1~deb12u2	fixed
	sid, trixie	1:9.20.2-1	fixed
isc-dhcp (PTS)	bullseye	4.4.1-2.3+deb11u2	fixed
	bullseye (security)	4.4.1-2.3+deb11u1	fixed
	bookworm	4.4.3-P1-2	fixed
	sid, trixie	4.4.3-P1-5	fixed

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

Package	Type	Release	Fixed Version	Origin
bind9	source	squeeze	1:9.7.3.dfsg-1~squeeze5	DSA-2486-1
bind9	source	(unstable)	1:9.8.1.dfsg.P1-4.1
isc-dhcp	source	(unstable)	(not affected)

- isc-dhcp <not-affected> (issue only affects the named service, which isn't used by isc-dhcp)