NULL Pointer Dereference Affecting kernel-tools package, versions <0:4.18.0-425.3.1.el8


Severity

Recommended
0.0
medium
0
10

Based on Rocky Linux security rating.

Threat Intelligence

EPSS
0.04% (15th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications

Snyk Learn

Learn about NULL Pointer Dereference vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-ROCKY8-KERNELTOOLS-3192520
  • published5 Jan 2023
  • disclosed30 Jun 2022

Introduced: 30 Jun 2022

CVE-2022-1852  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade Rocky-Linux:8 kernel-tools to version 0:4.18.0-425.3.1.el8 or higher.
This issue was patched in RLSA-2022:7683.

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 Rocky-Linux. See How to fix? for Rocky-Linux:8 relevant fixed versions and status.

A NULL pointer dereference flaw was found in the Linux kernel’s KVM module, which can lead to a denial of service in the x86_emulate_insn in arch/x86/kvm/emulate.c. This flaw occurs while executing an illegal instruction in guest in the Intel CPU.

CVSS Scores

version 3.1