========================================================================= Ubuntu Security Notice USN-4352-2 May 06, 2020 openldap vulnerability ========================================================================= A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 14.04 ESM - Ubuntu 12.04 ESM Summary: OpenLDAP could be made to crash if it received specially crafted network traffic. Software Description: - openldap: Lightweight Directory Access Protocol Details: USN-4352-1 fixed a vulnerability in OpenLDAP. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM. Original advisory 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 14.04 ESM: slapd 2.4.31-1+nmu2ubuntu8.5+esm2 Ubuntu 12.04 ESM: slapd 2.4.28-1.1ubuntu4.10 In general, a standard system update will make all the necessary changes. References: https://usn.ubuntu.com/4352-2 https://usn.ubuntu.com/4352-1 CVE-2020-12243