Amazon Linux 1 Security Advisory: ALAS-2023-1750
Advisory Release Date: 2023-05-25 17:41 Pacific
Advisory Updated Date: 2023-06-06 18:36 Pacific
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. (CVE-2023-32233)
Affected Packages:
kernel
Issue Correction:
Run yum update kernel to update your system.
i686:
kernel-tools-4.14.314-164.539.amzn1.i686
perf-debuginfo-4.14.314-164.539.amzn1.i686
kernel-devel-4.14.314-164.539.amzn1.i686
kernel-headers-4.14.314-164.539.amzn1.i686
kernel-debuginfo-common-i686-4.14.314-164.539.amzn1.i686
kernel-debuginfo-4.14.314-164.539.amzn1.i686
kernel-tools-devel-4.14.314-164.539.amzn1.i686
kernel-4.14.314-164.539.amzn1.i686
kernel-tools-debuginfo-4.14.314-164.539.amzn1.i686
perf-4.14.314-164.539.amzn1.i686
src:
kernel-4.14.314-164.539.amzn1.src
x86_64:
kernel-4.14.314-164.539.amzn1.x86_64
kernel-debuginfo-common-x86_64-4.14.314-164.539.amzn1.x86_64
kernel-tools-debuginfo-4.14.314-164.539.amzn1.x86_64
perf-debuginfo-4.14.314-164.539.amzn1.x86_64
kernel-headers-4.14.314-164.539.amzn1.x86_64
kernel-tools-4.14.314-164.539.amzn1.x86_64
kernel-tools-devel-4.14.314-164.539.amzn1.x86_64
kernel-devel-4.14.314-164.539.amzn1.x86_64
kernel-debuginfo-4.14.314-164.539.amzn1.x86_64
perf-4.14.314-164.539.amzn1.x86_64