vulnerability

Amazon Linux AMI: CVE-2022-40307: Security patch for kernel (ALAS-2022-1636)

Severity
4
CVSS
(AV:L/AC:M/Au:S/C:N/I:N/A:C)
Published
Sep 9, 2022
Added
Oct 11, 2022
Modified
May 21, 2025

Description

An issue was discovered in the Linux kernel through 5.19.8. drivers/firmware/efi/capsule-loader.c has a race condition with a resultant use-after-free.

Solution

amazon-linux-upgrade-kernel

References

    Title
    Rapid7 Labs

    2026 Global Threat Landscape Report

    The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.