SB2019121713 - Red Hat update for kpatch-patch



SB2019121713 - Red Hat update for kpatch-patch

Published: December 17, 2019

Security Bulletin ID SB2019121713
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Denial of service

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Buffer overflow (CVE-ID: CVE-2019-19339)

The vulnerability allows a local user to perform denial of service (DoS) attack.

The vulnerability exists due to a boundary error in the mechanism responsible for error handling on some Intel platforms. A local user of a guest operating system can use a specially crafted application to trigger memory corruption and cause the host system to stop responding.

Successful exploitation of this vulnerability may result in a denial of service (DoS) attack.

Note, this vulnerability exists due to incomplete patch for vulnerability CVE-2018-12207

Remediation

Install update from vendor's website.