Oracle Linux 9.7 Debuts with PQC Security, Updated UEK/RHCK Kernels Linuxiac By:Bobby Borisov 28 November 2025 at 03:41 Oracle Linux 9.7 introduces hybrid post-quantum cryptography, QUIC support in OpenSSL, and refreshed UEK 8.1 and RHCK kernels for x86_64 and Arm systems.