Red Hat Enterprise Linux 8 Security Technical Implementation Guide
Rules, Groups, and Values defined within the XCCDF Benchmark
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RHEL 8 must clear the page allocator to prevent use-after-free attacks.
<VulnDiscussion>Some adversaries launch attacks with the intent of executing code in non-executable regions of memory or in memory locations ...Rule Medium Severity -
SRG-OS-000134-GPOS-00068
<GroupDescription></GroupDescription>Group -
RHEL 8 must disable virtual syscalls.
<VulnDiscussion>Syscalls are special routines in the Linux kernel, which userspace applications ask to do privileged tasks. Invoking a syste...Rule Medium Severity -
SRG-OS-000134-GPOS-00068
<GroupDescription></GroupDescription>Group -
RHEL 8 must clear SLUB/SLAB objects to prevent use-after-free attacks.
<VulnDiscussion>Some adversaries launch attacks with the intent of executing code in nonexecutable regions of memory or in memory locations t...Rule Medium Severity -
SRG-OS-000433-GPOS-00193
<GroupDescription></GroupDescription>Group -
RHEL 8 must implement address space layout randomization (ASLR) to protect its memory from unauthorized code execution.
<VulnDiscussion>Some adversaries launch attacks with the intent of executing code in non-executable regions of memory or in memory locations ...Rule Medium Severity -
SRG-OS-000437-GPOS-00194
<GroupDescription></GroupDescription>Group -
SRG-OS-000445-GPOS-00199
<GroupDescription></GroupDescription>Group -
RHEL 8 must enable the SELinux targeted policy.
<VulnDiscussion>Without verification of the security functions, security functions may not operate correctly and the failure may go unnoticed...Rule Medium Severity
Node 2
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