Red Hat Enterprise Linux 9 Security Technical Implementation Guide
Rules, Groups, and Values defined within the XCCDF Benchmark
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The kdump service on RHEL 9 must be disabled.
<VulnDiscussion>Kernel core dumps may contain the full contents of system memory at the time of the crash. Kernel core dumps consume a consid...Rule Medium Severity -
SRG-OS-000366-GPOS-00153
<GroupDescription></GroupDescription>Group -
RHEL 9 must not have unauthorized IP tunnels configured.
<VulnDiscussion>IP tunneling mechanisms can be used to bypass network filtering. If tunneling is required, it must be documented with the inf...Rule Medium Severity -
RHEL 9 must check the GPG signature of software packages originating from external software repositories before installation.
<VulnDiscussion>Changes to any software components can have significant effects on the overall security of the operating system. This require...Rule High Severity -
SRG-OS-000366-GPOS-00153
<GroupDescription></GroupDescription>Group -
RHEL 9 must check the GPG signature of locally installed software packages before installation.
<VulnDiscussion>Changes to any software components can have significant effects on the overall security of the operating system. This require...Rule High Severity -
SRG-OS-000366-GPOS-00153
<GroupDescription></GroupDescription>Group -
RHEL 9 must have GPG signature verification enabled for all software repositories.
<VulnDiscussion>Changes to any software components can have significant effects on the overall security of the operating system. This require...Rule High Severity -
SRG-OS-000480-GPOS-00227
<GroupDescription></GroupDescription>Group -
RHEL 9 must be configured so that the cryptographic hashes of system files match vendor values.
<VulnDiscussion>The hashes of important files like system executables should match the information given by the RPM database. Executables wit...Rule Medium Severity
Node 2
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