USN-4352-1: OpenLDAP vulnerability
openldap vulnerability
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 20.04 LTS
- Ubuntu 19.10
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS
Summary
OpenLDAP could be made to crash if it received specially crafted network
traffic.
Software Description
- 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 LTS
- slapd – 2.4.49+dfsg-2ubuntu1.2
- Ubuntu 19.10
- slapd – 2.4.48+dfsg-1ubuntu1.1
- Ubuntu 18.04 LTS
- slapd – 2.4.45+dfsg-1ubuntu1.5
- Ubuntu 16.04 LTS
- slapd – 2.4.42+dfsg-2ubuntu3.8
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system update will make all the necessary changes.
References
Source: USN-4352-1: OpenLDAP vulnerability
