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The problem, he found, was in the liblzma data compression library, which is part of the XZ package, and he concluded that "The upstream xz repository and the xz tarballs have been backdoored."Which Linux distributions have been affected by the backdoored XZ packages?
Beware! Backdoor found in XZ utilities used by many Linux distrosA vulnerability in XZ Utils, the XZ format compression utilities included in most Linux distributions, may "Enable a malicious actor to break sshd authentication and gain unauthorized access to the entire system remotely," Red Hat warns. Drozer: Open-source Android security assessment frameworkDrozer is an open-source security testing framework for Android, whose primary purpose is to make the life of mobile application security testers easier.
RedHat on Friday released an "urgent security alert" warning that two versions of a popular data compression library called XZ Utils (previously LZMA Utils) have been backdoored with malicious...
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A vulnerability in XZ Utils, the XZ format compression utilities included in most Linux distributions, may "Enable a malicious actor to break sshd authentication and gain unauthorized access to the entire system remotely," Red Hat warns. The cause of the vulnerability is actually malicious code present in versions 5.6.0 and 5.6.1 of the xz libraries, which was accidentally found by Andres Freund, a PostgreSQL developer and software engineer at Microsoft.
Today, Red Hat warned users to immediately stop using systems running Fedora development versions because of a backdoor found in the latest XZ Utils data compression tools and libraries. "No versions of Red Hat Enterprise Linux are affected. We have reports and evidence of the injections successfully building in xz 5.6.x versions built for Debian unstable."