Amazon Linux 2 Security Advisory: ALASLIVEPATCH-2023-124
Advisory Release Date: 2023-05-25 17:42 Pacific
Advisory Updated Date: 2023-06-05 17:58 Pacific
Severity:
Important
Issue Overview:
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-livepatch-5.10.177-158.645
Issue Correction:
Please ensure you have live patching enabled.
Run yum update kernel-livepatch-5.10.177-158.645 to update your system.
New Packages:
aarch64:
kernel-livepatch-5.10.177-158.645-1.0-1.amzn2.aarch64
kernel-livepatch-5.10.177-158.645-debuginfo-1.0-1.amzn2.aarch64
src:
kernel-livepatch-5.10.177-158.645-1.0-1.amzn2.src
x86_64:
kernel-livepatch-5.10.177-158.645-1.0-1.amzn2.x86_64
kernel-livepatch-5.10.177-158.645-debuginfo-1.0-1.amzn2.x86_64