NULL Pointer Dereference Affecting kernel-rt-modules package, versions <0:4.18.0-372.9.1.rt7.166.el8


Severity

Recommended
high

Based on CentOS security rating

    Threat Intelligence

    EPSS
    0.04% (11th percentile)

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  • Snyk ID SNYK-CENTOS8-KERNELRTMODULES-2389067
  • published 1 Feb 2022
  • disclosed 6 Jul 2021

How to fix?

Upgrade Centos:8 kernel-rt-modules to version 0:4.18.0-372.9.1.rt7.166.el8 or higher.

NVD Description

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

A flaw was found in the Linux kernel. A null pointer dereference in bond_ipsec_add_sa() may lead to local denial of service.

CVSS Scores

version 3.1
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NVD

5.5 medium
  • Attack Vector (AV)
    Local
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    Low
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    None
  • Integrity (I)
    None
  • Availability (A)
    High
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Red Hat

5.1 medium
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SUSE

5.1 medium