Rapid7 Vulnerability & Exploit Database

F5 Networks: K18015201 (CVE-2017-2636): Linux kernel vulnerability CVE-2017-2636

Free InsightVM Trial No Credit Card Necessary
2024 Attack Intel Report Latest research by Rapid7 Labs
Back to Search

F5 Networks: K18015201 (CVE-2017-2636): Linux kernel vulnerability CVE-2017-2636

Severity
7
CVSS
(AV:L/AC:M/Au:N/C:C/I:C/A:C)
Published
03/07/2017
Created
07/25/2018
Added
03/28/2017
Modified
02/13/2023

Description

A race condition flaw was found in the N_HLDC Linux kernel driver when accessing n_hdlc.tbuf list that can lead to double free. A local, unprivileged user able to set the HDLC line discipline on the tty device could use this flaw to increase their privileges on the system.

Solution(s)

  • f5-big-ip-upgrade-latest

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

;