Information Exposure Affecting kernel-rt-debug-modules-extra package, versions <0:4.18.0-240.rt7.54.el8


Severity

Recommended
medium

Based on CentOS security rating

    Threat Intelligence

    EPSS
    0.04% (6th percentile)

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  • Snyk ID SNYK-CENTOS8-KERNELRTDEBUGMODULESEXTRA-2076764
  • published 26 Jul 2021
  • disclosed 3 Sep 2019

How to fix?

Upgrade Centos:8 kernel-rt-debug-modules-extra to version 0:4.18.0-240.rt7.54.el8 or higher.

NVD Description

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

In the Android kernel in the video driver there is a kernel pointer leak due to a WARN_ON statement. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation.

CVSS Scores

version 3.1
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NVD

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

2.3 low
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SUSE

4.4 medium