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ubuntuUbuntuUSN-5591-3
HistorySep 01, 2022 - 12:00 a.m.

Linux kernel vulnerability

2022-09-0100:00:00
ubuntu.com
35

7.6 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

32.4%

Releases

  • Ubuntu 18.04 ESM

Packages

  • linux - Linux kernel
  • linux-azure-4.15 - Linux kernel for Microsoft Azure Cloud systems
  • linux-dell300x - Linux kernel for Dell 300x platforms
  • linux-gcp-4.15 - Linux kernel for Google Cloud Platform (GCP) systems
  • linux-kvm - Linux kernel for cloud environments
  • linux-snapdragon - Linux kernel for Qualcomm Snapdragon processors

Details

It was discovered that the virtual terminal driver in the Linux kernel did
not properly handle VGA console font changes, leading to an out-of-bounds
write. A local attacker could use this to cause a denial of service (system
crash) or possibly execute arbitrary code.