1. Ubuntu Security Notices
  2. USN-5737-1

USN-5737-1: APR-util vulnerability

Publication date

23 November 2022

Overview

APR-util could be made to crash or leak sensitive information if it opened a specially crafted SDBM file.

Releases

Packages

  • apr-util - Apache Portable Runtime Utility Library

Details

It was discovered that APR-util did not properly handle memory when using
SDBM database files. A local attacker with write access to the database
can make a program or process using these functions crash, and cause a
denial of service.

It was discovered that APR-util did not properly handle memory when using
SDBM database files. A local attacker with write access to the database
can make a program or process using these functions crash, and cause a
denial of service.

Update instructions

After a standard system update you need to restart any applications using APR-util, such as Subversion and Apache, 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
16.04 xenial libaprutil1 –  1.5.4-1ubuntu0.1~esm1  
14.04 trusty libaprutil1 –  1.5.3-1ubuntu0.1~esm1  

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Get Ubuntu Pro

References

Have additional questions?

Talk to a member of the team ›