Rapid7 Vulnerability & Exploit Database

Alma Linux: CVE-2021-27365: Important: kernel security, bug fix, and enhancement update (ALSA-2021-1093)

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

Alma Linux: CVE-2021-27365: Important: kernel security, bug fix, and enhancement update (ALSA-2021-1093)

Severity
5
CVSS
(AV:L/AC:L/Au:N/C:P/I:P/A:P)
Published
03/07/2021
Created
05/05/2022
Added
05/04/2022
Modified
09/15/2022

Description

An issue was discovered in the Linux kernel through 5.11.3. Certain iSCSI data structures do not have appropriate length constraints or checks, and can exceed the PAGE_SIZE value. An unprivileged user can send a Netlink message that is associated with iSCSI, and has a length up to the maximum length of a Netlink message.

Solution(s)

  • alma-upgrade-kernel-abi-whitelists
  • alma-upgrade-kernel-tools-libs-devel

References

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

;