NULL Pointer Dereference Affecting kernel-rt-debuginfo-common-x86_64 package, versions <0:4.18.0-425.3.1.rt7.213.el8


Severity

Recommended
0.0
medium
0
10

Based on Rocky Linux security rating.

Threat Intelligence

EPSS
0.04% (15th percentile)

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  • Snyk IDSNYK-ROCKY8-KERNELRTDEBUGINFOCOMMONX8664-3194576
  • 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-rt-debuginfo-common-x86_64 to version 0:4.18.0-425.3.1.rt7.213.el8 or higher.
This issue was patched in RLSA-2022:7444.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-rt-debuginfo-common-x86_64 package and not the kernel-rt-debuginfo-common-x86_64 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