USN-3895-1: LDB vulnerability

ldb vulnerability

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

• Ubuntu 18.10
• Ubuntu 18.04 LTS
• Ubuntu 16.04 LTS
• Ubuntu 14.04 LTS

Summary

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

Software Description

• 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.

Update instructions

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

Ubuntu 18.10

libldb1 - 2:1.4.0+really1.3.5-2ubuntu0.1

Ubuntu 18.04 LTS

libldb1 - 2:1.2.3-1ubuntu0.1

Ubuntu 16.04 LTS

libldb1 - 2:1.1.24-1ubuntu3.1

Ubuntu 14.04 LTS

libldb1 - 1:1.1.24-0ubuntu0.14.04.2

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

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

References

• CVE-2019-3824

from Ubuntu Security Notices https://ift.tt/2BUXHIf