Microsoft released Azure Linux 3.0.20260304, the March 2026 monthly update to their in-house Linux platform. Key changes include OpenSSL FIPS provider integration, additional tracing options in the MSHV virtualization kernel config, enabling SCHED_CORE for CPU core scheduling, the LWTUNNEL_BPF kernel option, and initial FIPS boot support for the Linux 6.12 LTS kernel. The update also includes dozens of package updates addressing CVEs, a newer Linux 6.12 LTS point release, and updates to Erlang, Golang, Nginx, PostgreSQL, Valkey, Vim, Zlib, and other open-source packages.
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