Rapid7 Vulnerability & Exploit Database

CentOS Linux: CVE-2021-3772: Important: kernel-rt security and bug fix update (Multiple Advisories)

Free InsightVM Trial No credit card necessary
Watch Demo See how it all works
Back to Search

CentOS Linux: CVE-2021-3772: Important: kernel-rt security and bug fix update (Multiple Advisories)

Severity
6
CVSS
(AV:N/AC:M/Au:N/C:N/I:P/A:P)
Published
03/02/2022
Created
05/14/2022
Added
05/13/2022
Modified
05/25/2023

Description

A flaw was found in the Linux SCTP stack. A blind attacker may be able to kill an existing SCTP association through invalid chunks if the attacker knows the IP-addresses and port numbers being used and the attacker can send packets with spoofed IP addresses.

Solution(s)

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

References

  • DSA-5096
  • CVE-2021-3772

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

;