Rapid7 Vulnerability & Exploit Database

Oracle Linux: (CVE-2021-3635) ELSA-2021-4356: kernel security, bug fix, and enhancement update

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

Oracle Linux: (CVE-2021-3635) ELSA-2021-4356: kernel security, bug fix, and enhancement update

Severity
5
CVSS
(AV:L/AC:L/Au:N/C:N/I:N/A:C)
Published
08/13/2021
Created
11/20/2021
Added
11/18/2021
Modified
11/18/2021

Description

A flaw was found in the Linux kernel netfilter implementation in versions prior to 5.5-rc7. A user with root (CAP_SYS_ADMIN) access is able to panic the system when issuing netfilter netflow commands.

Solution(s)

  • oracle-linux-upgrade-kernel

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

;