Out-of-Bounds Affecting kernel-rt-debug-modules package, versions <0:4.18.0-513.5.1.rt7.307.el8_9


Severity

Recommended
high

Based on CentOS security rating

    Threat Intelligence

    EPSS
    0.05% (21st percentile)

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  • Snyk ID SNYK-CENTOS8-KERNELRTDEBUGMODULES-3371016
  • published 24 Mar 2023
  • disclosed 23 Mar 2023

How to fix?

Upgrade Centos:8 kernel-rt-debug-modules to version 0:4.18.0-513.5.1.rt7.307.el8_9 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.

An issue was discovered in the Linux kernel before 5.13.3. lib/seq_buf.c has a seq_buf_putmem_hex buffer overflow.

CVSS Scores

version 3.1
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NVD

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

6.7 medium
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SUSE

7.4 high