==========================================================================
Ubuntu Security Notice USN-2622-1
May 26, 2015
openldap vulnerabilities
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
– Ubuntu 15.04
– Ubuntu 14.10
– Ubuntu 14.04 LTS
– Ubuntu 12.04 LTS
Summary:
OpenLDAP could be made to crash if it received specially crafted network
traffic.
Software Description:
– openldap: OpenLDAP utilities
Details:
It was discovered that OpenLDAP incorrectly handled certain search queries
that returned empty attributes. A remote attacker could use this issue to
cause OpenLDAP to assert, resulting in a denial of service. This issue only
affected Ubuntu 12.04 LTS. (CVE-2012-1164)
Michael Vishchers discovered that OpenLDAP improperly counted references
when the rwm overlay was used. A remote attacker could use this issue to
cause OpenLDAP to crash, resulting in a denial of service. (CVE-2013-4449)
It was discovered that OpenLDAP incorrectly handled certain empty attribute
lists in search requests. A remote attacker could use this issue to cause
OpenLDAP to crash, resulting in a denial of service. (CVE-2015-1545)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 15.04:
slapd 2.4.31-1+nmu2ubuntu12.1
Ubuntu 14.10:
slapd 2.4.31-1+nmu2ubuntu11.1
Ubuntu 14.04 LTS:
slapd 2.4.31-1+nmu2ubuntu8.1
Ubuntu 12.04 LTS:
slapd 2.4.28-1.1ubuntu4.5
In general, a standard system update will make all the necessary changes.
References:
http://www.ubuntu.com/usn/usn-2622-1
CVE-2012-1164, CVE-2013-4449, CVE-2015-1545
Package Information:
https://launchpad.net/ubuntu/+source/openldap/2.4.31-1+nmu2ubuntu12.1
https://launchpad.net/ubuntu/+source/openldap/2.4.31-1+nmu2ubuntu11.1
https://launchpad.net/ubuntu/+source/openldap/2.4.31-1+nmu2ubuntu8.1
https://launchpad.net/ubuntu/+source/openldap/2.4.28-1.1ubuntu4.5
—–BEGIN PGP SIGNATURE—–
Version: GnuPG v1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=R01x
—–END PGP SIGNATURE—–
—
