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An apr-util security update has been released for Ubuntu Linux 14.04 ESM, 16.04 ESM, 18.04 LTS, 20.04 LTS, 22.04 LTS, and 22.10.

USN-5870-1: apr-util vulnerability

Ubuntu Security Notice USN-5870-1
February 14, 2023

APR-util vulnerability

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

- Ubuntu 22.10
- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS
- Ubuntu 16.04 ESM
- Ubuntu 14.04 ESM


APR-util could be made to crash or run programs as an administrator
if it received specially crafted input.

Software Description:
- apr-util: Apache Portable Runtime Utility Library


Ronald Crane discovered that APR-util did not properly handled memory when
encoding or decoding certain input data. An attacker could possibly use
this issue to cause a denial of service, or possibly execute arbitrary

Update instructions:

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

Ubuntu 22.10:
libaprutil1 1.6.1-5ubuntu4.22.10.1

Ubuntu 22.04 LTS:
libaprutil1 1.6.1-5ubuntu4.22.04.1

Ubuntu 20.04 LTS:
libaprutil1 1.6.1-4ubuntu2.1

Ubuntu 18.04 LTS:
libaprutil1 1.6.1-2ubuntu0.1

Ubuntu 16.04 ESM:
libaprutil1 1.5.4-1ubuntu0.1~esm2

Ubuntu 14.04 ESM:
libaprutil1 1.5.3-1ubuntu0.1~esm2

After a standard system update you need to restart any application
using APR-util libraries to make all the necessary changes.


Package Information: