Backdoor found in widely used Linux utility breaks encrypted SSH connections | Ars Technica
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Backdoor found in widely used Linux utility targets encrypted SSH connections
https://arstechnica.com/security/2024/03/backdoor-found-in-widely-used-linux-utility-breaks-encrypted-ssh-connections/
Malicious code planted in xz Utils has been circulating for more than a month.
Hopefully this does not affect you but if you are running something like Arch, OpenSUSE tumbleweed, Debian sid or Fedora Rawhide and use SSH for remote access you should do a full wipe.