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Red Hat Enterprise Linux 8 Security Technical Implementation Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • 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.

    &lt;VulnDiscussion&gt;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.

    &lt;VulnDiscussion&gt;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.

    &lt;VulnDiscussion&gt;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.

    &lt;VulnDiscussion&gt;Without verification of the security functions, security functions may not operate correctly and the failure may go unnoticed...
    Rule Medium Severity

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