Wednesday 4 November
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rsync 3.5.2 released to fix a CPU exhaustion flaw

Severity
Medium
Sources
1

The rsync project has released version 3.5.2, which closes a flaw allowing a connecting client to exhaust a server's CPU with pointless checksum calculations. The release also adds an option to deprioritise large transfers so they do not starve other processes of CPU and disk resources.

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What to do

  1. Upgrade rsync to version 3.5.2 on systems that run it, especially servers accepting connections from clients.

Written by AI from the sources, checked against them

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  1. Wed 4 NovemberOpen-source file sync tool rsync 3.5.2 fixes a CPU exhaustion flawHelp Net Security

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