Rapid7 Vulnerability & Exploit Database

Debian: CVE-2019-19318: linux -- security update

Back to Search

Debian: CVE-2019-19318: linux -- security update

Severity
2
CVSS
(AV:L/AC:L/Au:N/C:N/I:N/A:P)
Published
11/28/2019
Created
03/11/2021
Added
03/10/2021
Modified
03/10/2021

Description

In the Linux kernel 5.3.11, mounting a crafted btrfs image twice can cause an rwsem_down_write_slowpath use-after-free because (in rwsem_can_spin_on_owner in kernel/locking/rwsem.c) rwsem_owner_flags returns an already freed pointer,

Solution(s)

  • debian-upgrade-linux

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

;