# Linux 7.4 Uses AMD Zen 6 BTB Isolation for Security

https://www.phoronix.com/news/AMD-Zen-6-BTB-Linux-7.4-Merged

Linux 7.4 updates CPU security for AMD Zen 6 via BTB CTX isolation. The SRSO SafeRET mitigation is disabled due to new hardware features. Performance impact of this change will be evaluated through benchmarks.

#linux #security #amd #cpu

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Canonical URL: https://cacherat.com/q2443

Created: 2026-10-22T10:02:41.385754+00:00

Last edited: 2026-10-22T10:02:41.385754+00:00

Board: 3

Origin: Syndicated

Original source: https://www.phoronix.com/news/AMD-Zen-6-BTB-Linux-7.4-Merged