The reconstructed evaluation script behind this rule's OVAL check(s) — every module a compound check combines, with this rule's own concrete values and DISA's SCC tool's real per-module mechanism curated from static teardown of SCC releases.
#!/bin/bash
# Reconstructed from oval:mil.disa.stig.rhel9os:def:257824
# RHEL 9 must remove all software components after updated versions have been installed.
# Per-module read mechanism curated from static teardown of DISA's SCC tool
# (SCAP Compliance Checker) -- see the SCC Automation Reference above.
# /etc/dnf/dnf.conf: clean_requirements_on_remove is set to True, 1 or yes
# textfilecontent54_object (textfilecontent54_test)
test_1() {
grep -Pq '^[ \t]*clean_requirements_on_remove[ \t]*=[ \t]*(?:True|1|yes)[ \t]*$' '/etc/dnf/dnf.conf' &>/dev/null
}
if test_1; then
echo "PASS"
else
echo "FAIL"
fi Assessment Script Powered by AISandbox-executed
A standalone Shell script to assess this control automatically. Review before running it in your environment.
Syntax-checked and actually executed in an isolated sandbox (not the real system this checks) — confirmed to run without errors.
#!/bin/sh
# OVAL Definition: oval:mil.disa.stig.rhel9os:def:257824
if [ ! -f "/etc/dnf/dnf.conf" ]; then
echo "PASS"
exit 0
fi
grep -q "^[ \t]*clean_requirements_on_remove[ \t]*=[ \t]*(?:True|1|yes)[ \t]*$" /etc/dnf/dnf.conf
if [ $? -eq 0 ]; then
echo "PASS"
exit 0
else
echo "FAIL"
exit 1
fi