CVE-2007-0493

Name	CVE-2007-0493
Description	Use-after-free vulnerability in ISC BIND 9.3.0 up to 9.3.3, 9.4.0a1 up to 9.4.0a6, 9.4.0b1 up to 9.4.0b4, 9.4.0rc1, and 9.5.0a1 (Bind Forum only) allows remote attackers to cause a denial of service (named daemon crash) via unspecified vectors that cause named to "dereference a freed fetch context."
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs	408432

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~deb11u3	fixed
	bookworm, bookworm (security)	1:9.18.33-1~deb12u2	fixed
	forky, sid, trixie	1:9.20.11-4	fixed

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

Package	Type	Release	Fixed Version	Urgency	Debian Bugs
bind	source	(unstable)	(not affected)
bind9	source	sarge	(not affected)
bind9	source	(unstable)	1:9.3.4-2	medium	408432

[sarge] - bind9 <not-affected> (Vulnerable code not present)