CVE-2013-1417

Name	CVE-2013-1417
Description	do_tgs_req.c in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.11 before 1.11.4, when a single-component realm name is used, allows remote authenticated users to cause a denial of service (daemon crash) via a TGS-REQ request that triggers an attempted cross-realm referral for a host-based service principal.
Source	CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs	730085

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
krb5 (PTS)	bullseye	1.18.3-6+deb11u5	fixed
	bullseye (security)	1.18.3-6+deb11u7	fixed
	bookworm	1.20.1-2+deb12u4	fixed
	bookworm (security)	1.20.1-2+deb12u2	fixed
	forky, sid, trixie	1.21.3-5	fixed

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

Package	Type	Release	Fixed Version	Urgency	Debian Bugs
krb5	source	squeeze	(not affected)
krb5	source	wheezy	(not affected)
krb5	source	(unstable)	1.11.3+dfsg-3+nmu1	low	730085

Notes

[squeeze] - krb5 <not-affected> (Vulnerable code only present in 1.11.x)
[wheezy] - krb5 <not-affected> (Vulnerable code only present in 1.11.x)
https://github.com/krb5/krb5/commit/4c023ba43c16396f0d199e2df1cfa59b88b62acc