[USN-5359-1] rsync vulnerability


========================================================================== Ubuntu Security Notice USN-5359-1 March 31, 2022
rsync vulnerability ==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
– Ubuntu 20.04 LTS – Ubuntu 18.04 LTS
Summary:
rsync could be made to crash or run programs if it received specially crafted network traffic.
Software Description: – rsync: fast, versatile, remote (and local) file-copying tool
Details:
Danilo Ramos discovered that rsync incorrectly handled memory when performing certain zlib deflating operations. An attacker could use this issue to cause rsync to crash, resulting in a denial of service, or possibly execute arbitrary code.
Update instructions:
The problem can be corrected by updating your system to the following package versions:
Ubuntu 20.04 LTS: rsync 3.1.3-8ubuntu0.3
Ubuntu 18.04 LTS: rsync 3.1.2-2.1ubuntu1.4
In general, a standard system update will make all the necessary changes.
References: ubuntu.com/security/notices/USN-5359-1 CVE-2018-25032
Package Information: launchpad.net/ubuntu/+source/rsync/3.1.3-8ubuntu0.3 launchpad.net/ubuntu/+source/rsync/3.1.2-2.1ubuntu1.4