[USN-5447-1] logrotate vulnerability

[Marc Deslauriers]

==========================================================================
Ubuntu Security Notice USN-5447-1
May 26, 2022

logrotate vulnerability
==========================================================================

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

- Ubuntu 22.04 LTS
- Ubuntu 21.10

Summary:

logrotate could be made to stop processing log files.

Software Description:
- logrotate: Log rotation utility

Details:

It was discovered that logrotate incorrectly handled the state file. A
local attacker could possibly use this issue to keep a lock on the state
file and cause logrotate to stop working, leading to a denial of service.

Update instructions:

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

Ubuntu 22.04 LTS:
  logrotate                       3.19.0-1ubuntu1.1

Ubuntu 21.10:
  logrotate                       3.18.0-2ubuntu1.1

In general, a standard system update will make all the necessary changes.

References:
  https://ubuntu.com/security/notices/USN-5447-1
  CVE-2022-1348

Package Information:
  https://launchpad.net/ubuntu/+source/logrotate/3.19.0-1ubuntu1.1
  https://launchpad.net/ubuntu/+source/logrotate/3.18.0-2ubuntu1.1
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