Rapid7 Vulnerability & Exploit Database

Centos Linux: CVE-2019-12819: Important: kernel-rt security, bug fix, and enhancement update (Multiple Advisories)

Back to Search

Centos Linux: CVE-2019-12819: Important: kernel-rt security, bug fix, and enhancement update (Multiple Advisories)

Severity
2
CVSS
(AV:L/AC:L/Au:N/C:N/I:N/A:P)
Published
06/14/2019
Created
10/30/2020
Added
10/30/2020
Modified
11/02/2020

Description

An issue was discovered in the Linux kernel before 5.0. The function __mdiobus_register() in drivers/net/phy/mdio_bus.c calls put_device(), which will trigger a fixed_mdio_bus_init use-after-free. This will cause a denial of service.

Solution(s)

  • centos-upgrade-kernel
  • centos-upgrade-kernel-rt

References

  • 108768
  • CVE-2019-12819

insightVM

Advanced vulnerability management analytics and reporting.
Key Features
Free InsightVM Trial View All Features

With Rapid7 live dashboards, I have a clear view of all the assets on my network, which ones can be exploited, and what I need to do in order to reduce the risk in my environment in real-time. No other tool gives us that kind of value and insight.

– Scott Cheney, Manager of Information Security, Sierra View Medical Center

;