April 1, 2024, 5:13 p.m. | Rapid7

Rapid7 Blog blog.rapid7.com

On Friday, March 29, after investigating anomalous behavior in his Debian sid environment, developer Andres Freund contacted an open-source security mailing list to share that he had discovered an upstream backdoor in widely used command line tool XZ Utils (liblzma).

backdoor command command line command line tool cve cve-2024 cve-2024-3094 debian developer emergent threat response environment line list march security share sid tool upstream xz utils

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