USN-3895-1: LDB vulnerability

Publication date

26 February 2019

Overview

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


Packages

  • ldb - LDAP-like embedded database - tools

Details

It was discovered that LDB incorrectly handled certain search expressions.
A remote attacker could possibly use this issue to cause the Samba LDAP
process to crash, resulting in a denial of service.

It was discovered that LDB incorrectly handled certain search expressions.
A remote attacker could possibly use this issue to cause the Samba LDAP
process to crash, resulting in a denial of service.

Update instructions

After a standard system update you need to reboot your computer to make all the necessary changes.

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
18.10 cosmic libldb1 –  2:1.4.0+really1.3.5-2ubuntu0.1
18.04 bionic libldb1 –  2:1.2.3-1ubuntu0.1
16.04 xenial libldb1 –  2:1.1.24-1ubuntu3.1
14.04 trusty libldb1 –  1:1.1.24-0ubuntu0.14.04.2

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