Information Exposure Affecting kernel-rt-debug-modules package, versions <0:4.18.0-372.9.1.rt7.166.el8


Severity

Recommended
0.0
high
0
10

Based on CentOS security rating

    Threat Intelligence

    EPSS
    0.06% (29th percentile)

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  • Snyk ID SNYK-CENTOS8-KERNELRTDEBUGMODULES-2415812
  • published 5 Mar 2022
  • disclosed 6 May 2021

How to fix?

Upgrade Centos:8 kernel-rt-debug-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-debug-modules package and not the kernel-rt-debug-modules package as distributed by Centos. See How to fix? for Centos:8 relevant fixed versions and status.

A vulnerability was found in linux kernel, where an information leak occurs via ext4_extent_header to userspace.

CVSS Scores

version 3.1
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NVD

7.1 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)
    None
  • Availability (A)
    High
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Red Hat

7.1 high
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SUSE

4.4 medium