Bug 1174543 (CVE-2014-5353) - CVE-2014-5353 krb5: NULL pointer dereference when using a ticket policy name as a password policy name
Summary: CVE-2014-5353 krb5: NULL pointer dereference when using a ticket policy name ...
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2014-5353
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
: 1163411 (view as bug list)
Depends On: 1174544 1174985 1205561 1205562
Blocks: 1174549 1179866
TreeView+ depends on / blocked
 
Reported: 2014-12-16 02:37 UTC by Murray McAllister
Modified: 2021-02-17 05:53 UTC (History)
30 users (show)

Fixed In Version:
Doc Type: Bug Fix
Doc Text:
If kadmind were used with an LDAP back end for the KDC database, a remote, authenticated attacker who has the permissions to set the password policy could crash kadmind by attempting to use a named ticket policy object as a password policy for a principal.
Clone Of:
Environment:
Last Closed: 2015-11-04 08:48:24 UTC
Embargoed:

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2015:0439 0 normal SHIPPED_LIVE Moderate: krb5 security, bug fix and enhancement update 2015-03-05 14:38:14 UTC
Red Hat Product Errata RHSA-2015:0794 0 normal SHIPPED_LIVE Moderate: krb5 security update 2015-04-09 09:09:12 UTC

Description Murray McAllister 2014-12-16 02:37:25 UTC 
If kadmind were used with an LDAP back end for the KDC database, a remote, authenticated attacker who has the permissions to set the password policy could crash kadmind by attempting to use a named ticket policy object as a password policy for a principal.

Upstream fix:

https://github.com/krb5/krb5/commit/d1f707024f1d0af6e54a18885322d70fa15ec4d3

Reference:

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=773226
Comment 1 Murray McAllister 2014-12-16 02:38:20 UTC 
Created krb5 tracking bugs for this issue:

Affects: fedora-all [bug 1174544]
Comment 4 Huzaifa S. Sidhpurwala 2014-12-19 05:08:15 UTC 
Statement:

This issue affects the version of krb5 package as shipped with Red Hat Enterprise Linux 5. Red Hat Enterprise Linux 5 is now in Production 3 Phase of the support and maintenance life cycle. This issue is not planned to be addressed in Red Hat Enterprise Linux 5. For additional information, refer to the Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata/.
Comment 9 errata-xmlrpc 2015-03-05 10:01:31 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2015:0439 https://rhn.redhat.com/errata/RHSA-2015-0439.html
Comment 12 Patrik Kis 2015-04-03 09:06:49 UTC 
*** Bug 1163411 has been marked as a duplicate of this bug. ***
Comment 13 errata-xmlrpc 2015-04-09 05:09:21 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 6

Via RHSA-2015:0794 https://rhn.redhat.com/errata/RHSA-2015-0794.html
Comment 14 Fedora Update System 2015-04-22 22:50:03 UTC 
krb5-1.13.1-2.fc22 has been pushed to the Fedora 22 stable repository.  If problems still persist, please make note of it in this bug report.
Comment 15 Fedora Update System 2015-06-21 00:28:42 UTC 
krb5-1.12.2-17.fc21 has been pushed to the Fedora 21 stable repository.  If problems still persist, please make note of it in this bug report.
Note You need to log in before you can comment on or make changes to this bug.