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Ubuntu Security Notice USN-5573-1

Ubuntu Security Notice 5573-1 - Evgeny Legerov discovered that zlib incorrectly handled memory when performing certain inflate operations. An attacker could use this issue to cause rsync to crash, resulting in a denial of service, or possibly execute arbitrary code.

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==========================================================================Ubuntu Security Notice USN-5573-1August 18, 2022rsync vulnerability==========================================================================A security issue affects these releases of Ubuntu and its derivatives:- Ubuntu 20.04 LTS- Ubuntu 18.04 LTS- Ubuntu 16.04 ESMSummary:rsync could be made to crash or run programs if it received speciallycrafted input.Software Description:- rsync: fast, versatile, remote (and local) file-copying toolDetails:Evgeny Legerov discovered that zlib incorrectly handled memory whenperforming certain inflate operations. An attacker could use this issueto cause rsync to crash, resulting in a denial of service, or possiblyexecute arbitrary code.Update instructions:The problem can be corrected by updating your system to the followingpackage versions:Ubuntu 20.04 LTS:rsync 3.1.3-8ubuntu0.4Ubuntu 18.04 LTS:rsync 3.1.2-2.1ubuntu1.5Ubuntu 16.04 ESM:rsync 3.1.1-3ubuntu1.3+esm2In general, a standard system update will make all the necessary changes.References:https://ubuntu.com/security/notices/USN-5573-1CVE-2022-37434Package Information:https://launchpad.net/ubuntu/+source/rsync/3.1.3-8ubuntu0.4https://launchpad.net/ubuntu/+source/rsync/3.1.2-2.1ubuntu1.5

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