Rapid7 Vulnerability & Exploit Database

Oracle Linux: (CVE-2019-19816) ELSA-2020-5995: Unbreakable Enterprise kernel security update

Free InsightVM Trial No Credit Card Necessary
Watch Demo See how it all works
Back to Search

Oracle Linux: (CVE-2019-19816) ELSA-2020-5995: Unbreakable Enterprise kernel security update

Severity
9
CVSS
(AV:N/AC:M/Au:N/C:C/I:C/A:C)
Published
12/17/2019
Created
12/16/2020
Added
12/15/2020
Modified
11/23/2022

Description

In the Linux kernel 5.0.21, mounting a crafted btrfs filesystem image and performing some operations can cause slab-out-of-bounds write access in __btrfs_map_block in fs/btrfs/volumes.c, because a value of 1 for the number of data stripes is mishandled.

Solution(s)

  • oracle-linux-upgrade-kernel-uek
  • oracle-linux-upgrade-kernel-uek-debug
  • oracle-linux-upgrade-kernel-uek-debug-devel
  • oracle-linux-upgrade-kernel-uek-devel
  • oracle-linux-upgrade-kernel-uek-doc
  • oracle-linux-upgrade-kernel-uek-headers
  • oracle-linux-upgrade-kernel-uek-tools
  • oracle-linux-upgrade-kernel-uek-tools-libs
  • oracle-linux-upgrade-kernel-uek-tools-libs-devel
  • oracle-linux-upgrade-perf
  • oracle-linux-upgrade-python-perf

References

  • ELSA-2020-5995
  • USN-4414-1
  • USN-4708-1
  • USN-4709-1
  • CVE-2019-19816

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

;