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USN-4352-1: OpenLDAP vulnerability

6 May 2020

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

Releases

Packages

  • openldap - Lightweight Directory Access Protocol

Details

It was discovered that OpenLDAP incorrectly handled certain queries. A
remote attacker could possibly use this issue to cause OpenLDAP to consume
resources, resulting in a denial of service.

Update instructions

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

Ubuntu 20.04
Ubuntu 19.10
Ubuntu 18.04
Ubuntu 16.04

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

References

Related notices

  • USN-4352-2: libldap2-dev, slapd-smbk5pwd, libldap-2.4-2, ldap-utils, openldap, slapd