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Out-of-bounds Write Affecting kernel-debug-modules package, versions <0:4.18.0-305.17.1.el8_4

Severity

 Recommended
0.0
high
0
10

Based on Rocky Linux security rating

    Threat Intelligence

    EPSS
    0.1% (42nd percentile)

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  • Snyk ID SNYK-ROCKY8-KERNELDEBUGMODULES-3287528
  • published 3 Feb 2023
  • disclosed 26 Jul 2021
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Introduced: 26 Jul 2021

CVE-2021-37576 Open this link in a new tab
CWE-787 Open this link in a new tab

How to fix?

Upgrade Rocky-Linux:8 kernel-debug-modules to version 0:4.18.0-305.17.1.el8_4 or higher.
This issue was patched in RLSA-2021:3447.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-debug-modules package and not the kernel-debug-modules package as distributed by Rocky-Linux. See How to fix? for Rocky-Linux:8 relevant fixed versions and status.

arch/powerpc/kvm/book3s_rtas.c in the Linux kernel through 5.13.5 on the powerpc platform allows KVM guest OS users to cause host OS memory corruption via rtas_args.nargs, aka CID-f62f3c20647e.

References

CVSS Scores

version 3.1
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NVD

7.8 high
  • Attack Vector (AV)
    Local
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    Low
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    High
  • Integrity (I)
    High
  • Availability (A)
    High
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SUSE

8.4 high
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Red Hat

7.8 high