CVE-2009-3295

NameCVE-2009-3295
DescriptionThe prep_reprocess_req function in kdc/do_tgs_req.c in the cross-realm referral implementation in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.7 before 1.7.1 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a ticket request.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
krb5 (PTS)bullseye (security), bullseye1.18.3-6+deb11u5fixed
bookworm, bookworm (security)1.20.1-2+deb12u2fixed
sid, trixie1.21.3-3fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
krb5sourceetch(not affected)
krb5sourcelenny(not affected)
krb5source(unstable)1.7+dfsg-4medium

Notes

[lenny] - krb5 <not-affected> (code introduced in 1.7)
[etch] - krb5 <not-affected> (code introduced in 1.7)

Search for package or bug name: Reporting problems