Red Hat Enterprise Linux 9 Security Technical Implementation Guide
Rules, Groups, and Values defined within the XCCDF Benchmark
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SRG-OS-000132-GPOS-00067
<GroupDescription></GroupDescription>Group -
RHEL 9 must restrict exposed kernel pointer addresses access.
<VulnDiscussion>Exposing kernel pointers (through procfs or "seq_printf()") exposes kernel writeable structures, which may contain functions ...Rule Medium Severity -
SRG-OS-000312-GPOS-00123
<GroupDescription></GroupDescription>Group -
RHEL 9 must disable core dump backtraces.
<VulnDiscussion>A core dump includes a memory image taken at the time the operating system terminates an application. The memory image could ...Rule Medium Severity -
RHEL 9 must enable kernel parameters to enforce discretionary access control on hardlinks.
<VulnDiscussion>By enabling the fs.protected_hardlinks kernel parameter, users can no longer create soft or hard links to files they do not o...Rule Medium Severity -
SRG-OS-000312-GPOS-00123
<GroupDescription></GroupDescription>Group -
RHEL 9 must enable kernel parameters to enforce discretionary access control on symlinks.
<VulnDiscussion>By enabling the fs.protected_symlinks kernel parameter, symbolic links are permitted to be followed only when outside a stick...Rule Medium Severity -
SRG-OS-000480-GPOS-00227
<GroupDescription></GroupDescription>Group -
RHEL 9 must disable the kernel.core_pattern.
<VulnDiscussion>A core dump includes a memory image taken at the time the operating system terminates an application. The memory image could ...Rule Medium Severity -
SRG-OS-000095-GPOS-00049
<GroupDescription></GroupDescription>Group
Node 2
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