Out-of-bounds Read Affecting kernel-rt-kvm package, versions <0:4.18.0-372.13.1.rt7.170.el8_6


Severity

Recommended
high

Based on Rocky Linux security rating.

Threat Intelligence

EPSS
0.04% (5th percentile)

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  • Snyk IDSNYK-ROCKY8-KERNELRTKVM-3191451
  • published5 Jan 2023
  • disclosed18 Nov 2020

Introduced: 18 Nov 2020

CVE-2020-28915  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade Rocky-Linux:8 kernel-rt-kvm to version 0:4.18.0-372.13.1.rt7.170.el8_6 or higher.
This issue was patched in RLSA-2022:5344.

NVD Description

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

A buffer over-read (at the framebuffer layer) in the fbcon code in the Linux kernel before 5.8.15 could be used by local attackers to read kernel memory, aka CID-6735b4632def.

CVSS Scores

version 3.1