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mediumkernel
kernel-randomize-va-spaceEnable ASLR (kernel.randomize_va_space)
Address space layout randomization must be set to the fully randomized value to mitigate memory-corruption exploitation.
kernelsysctlaslr
Frameworks satisfied
- DISA STIG
- rhel9: RHEL-09-213010 · V-257803 · CAT II
- NIST 800-53
- SC-30SI-16
- CIS Benchmark
- 1.5.1
Platforms
rhel 8+rhel 9+ubuntu 20+
Check
sysctl_valuekernel.randomize_va_space = 2
Remediation
sysctl_setkernel.randomize_va_space = 2persisted to /etc/sysctl.d/50-hanalyx.conf