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Home » Security Advisories» Ubuntu » OpenLDAP vulnerability

OpenLDAP vulnerability

  • Vendor: Ubuntu
  • Vendor ID: USN-3307-1
  • Date: June 01, 2017

Ubuntu Security Notice USN-3307-1
June 01, 2017

openldap vulnerability

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 17.04
- Ubuntu 16.10
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS


OpenLDAP could be made to crash if it received specially crafted network

Software Description:
- openldap: OpenLDAP utilities


Karsten Heymann discovered that OpenLDAP incorrectly handled certain search
requests. A remote attacker could use this issue to cause slapd to crash,
resulting in a denial of service.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 17.04:
slapd 2.4.44+dfsg-3ubuntu2.1

Ubuntu 16.10:
slapd 2.4.42+dfsg-2ubuntu4.1

Ubuntu 16.04 LTS:
slapd 2.4.42+dfsg-2ubuntu3.2

Ubuntu 14.04 LTS:
slapd 2.4.31-1+nmu2ubuntu8.4

In general, a standard system update will make all the necessary changes.


Package Information:

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