CVE-2011-1530

NameCVE-2011-1530
DescriptionThe process_tgs_req function in do_tgs_req.c in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.9 through 1.9.2 allows remote authenticated users to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted TGS request that triggers an error other than the KRB5_KDB_NOENTRY error.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severitymedium

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
krb5 (PTS)stretch1.15-1+deb9u1fixed
stretch (security)1.15-1+deb9u2fixed
buster1.17-3+deb10u1fixed
buster (security)1.17-3+deb10u2fixed
bullseye1.18.3-6fixed
bookworm, sid1.18.3-7fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
krb5sourcelenny(not affected)
krb5sourcesqueeze(not affected)
krb5source(unstable)1.10+dfsg~alpha1-7

Notes

[squeeze] - krb5 <not-affected> (Only affecs 1.9 and higher)
[lenny] - krb5 <not-affected> (Only affecs 1.9 and higher)

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