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CVE-2011-1529

Published: 18 October 2011

The lookup_lockout_policy function in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.8 through 1.8.4 and 1.9 through 1.9.1, when the db2 (aka Berkeley DB) or LDAP back end is used, allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via vectors that trigger certain process_as_req errors.

From the Ubuntu Security Team

sbeattie> CRD Tuesday, 18 October 2011, at 14:00 US/Eastern time sbeattie> 1.8 and 1.9 only

Priority

Medium

Status

Package Release Status
krb5
Launchpad, Ubuntu, Debian
upstream Needs triage

hardy Not vulnerable

lucid
Released (1.8.1+dfsg-2ubuntu0.10)
maverick
Released (1.8.1+dfsg-5ubuntu0.8)
natty
Released (1.8.3+dfsg-5ubuntu2.2)
oneiric
Released (1.9.1+dfsg-1ubuntu1.1)
Patches:
upstream: http://web.mit.edu/kerberos/advisories/2011-006-patch-r18.txt