STIGQter: STIG Summary: VMware vSphere 7.0 vCenter Appliance Photon OS Security Technical Implementation Guide Version: 1 Release: 4 Benchmark Date: 30 Jan 2025:

The Photon operating system must implement address space layout randomization (ASLR) to protect its memory from unauthorized code execution.

DISA Rule

SV-256535r958928_rule

Vulnerability Number

V-256535

Group Title

SRG-OS-000433-GPOS-00193

Rule Version

PHTN-30-000065

Severity

CAT II

CCI(s)

CCI-002824 - Implement organization-defined controls to protect its memory from unauthorized code execution.

Weight

Fix Recommendation

Navigate to and open:

/etc/sysctl.d/50-security-hardening.conf

Ensure the "randomize_va_space" is uncommented and set to the following:

kernel.randomize_va_space=2

At the command line, run the following command:

# sysctl --system

Check Contents

At the command line, run the following command:

# cat /proc/sys/kernel/randomize_va_space

If the value of "randomize_va_space" is not "2", this is a finding.

Vulnerability Number

V-256535

Documentable

False

Rule Version

PHTN-30-000065

Severity Override Guidance

At the command line, run the following command:

# cat /proc/sys/kernel/randomize_va_space

If the value of "randomize_va_space" is not "2", this is a finding.

Check Content Reference

Target Key

5520