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RHEL-10-701020 - RHEL 10 must enable mitigations against processor-based vulnerabilities.
Information
Kernel page-table isolation is a kernel feature that mitigates the Meltdown security vulnerability and hardens the kernel against attempts to bypass kernel address space layout randomization (KASLR).Satisfies: SRG-OS-000433-GPOS-00193, SRG-OS-000095-GPOS-00049
Solution
Configure RHEL 10 to enable kernel page-table isolation with the following command:$ sudo grubby --update-kernel=ALL --args="pti=on"
See Also
https://dl.dod.cyber.mil/wp-content/uploads/stigs/zip/U_RHEL_10_V1R1_STIG.zip
Item Details
Audit Name: DISA Red Hat Enterprise Linux 10 STIG v1r1
Category: CONFIGURATION MANAGEMENT, SYSTEM AND INFORMATION INTEGRITY
References: 800-53|CM-7a., 800-53|SI-16, CAT|II, CCI|CCI-000381, CCI|CCI-002824, Rule-ID|SV-281304r1167062_rule, STIG-ID|RHEL-10-701020, Vuln-ID|V-281304
Plugin: Unix
Control ID: 320102087ed0e643f0c835870aabe1c7319dcbd4a23210bcb4fdd6161da537d1