[USN-5359-2] rsync vulnerability


========================================================================== Ubuntu Security Notice USN-5359-2 June 13, 2022
rsync vulnerability ==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
– Ubuntu 16.04 ESM
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:
USN-5359-1 fixed vulnerabilities in rsync. This update provides the corresponding updates for Ubuntu 16.04 ESM.
Original advisory 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 16.04 ESM: rsync 3.1.1-3ubuntu1.3+esm1
In general, a standard system update will make all the necessary changes.
References: ubuntu.com/security/notices/USN-5359-2 ubuntu.com/security/notices/USN-5359-1 CVE-2018-25032