Information Exposure Affecting kernel-tools package, versions <0:4.18.0-513.11.1.el8_9


Severity

Recommended
high

Based on CentOS security rating.

Threat Intelligence

EPSS
0.07% (33rd percentile)

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  • Snyk IDSNYK-CENTOS8-KERNELTOOLS-5831748
  • published9 Aug 2023
  • disclosed8 Aug 2023

Introduced: 8 Aug 2023

CVE-2023-20569  (opens in a new tab)
CWE-203  (opens in a new tab)

How to fix?

Upgrade Centos:8 kernel-tools to version 0:4.18.0-513.11.1.el8_9 or higher.

NVD Description

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

A side channel vulnerability on some of the AMD CPUs may allow an attacker to influence the return address prediction. This may result in speculative execution at an attacker-controlled address, potentially leading to information disclosure.

CVSS Scores

version 3.1