vulnerability

Amazon Linux AMI: CVE-2023-32233: Security patch for kernel (ALAS-2023-1750)

Severity
7
CVSS
(AV:L/AC:L/Au:S/C:C/I:C/A:C)
Published
May 8, 2023
Added
Jun 7, 2023
Modified
May 21, 2025

Description

In the Linux kernel through 6.3.1, a use-after-free in Netfilter nf_tables when processing batch requests can be abused to perform arbitrary read and write operations on kernel memory. Unprivileged local users can obtain root privileges. This occurs because anonymous sets are mishandled.

Solution

amazon-linux-upgrade-kernel
Title
NEW

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