Improper Preservation of Permissions Affecting kernel-rt-debug-modules-extra package, versions <0:4.18.0-477.10.1.rt7.274.el8_8


Severity

Recommended
0.0
high
0
10

Based on CentOS security rating

    Threat Intelligence

    EPSS
    0.12% (49th percentile)

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  • Snyk ID SNYK-CENTOS8-KERNELRTDEBUGMODULESEXTRA-2406119
  • published 18 Feb 2022
  • disclosed 16 Feb 2022

How to fix?

Upgrade Centos:8 kernel-rt-debug-modules-extra to version 0:4.18.0-477.10.1.rt7.274.el8_8 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 Linux kernel through 5.16.10, certain binary files may have the exec-all attribute if they were built in approximately 2003 (e.g., with GCC 3.2.2 and Linux kernel 2.4.20). This can cause execution of bytes located in supposedly non-executable regions of a file.

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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Red Hat

7.8 high