Skip to content
OpenAdvisories
High ALAS2-2023-2130 2 CVEs

Important: kernel security update (Amazon Linux 2)

Published Jul 17, 2023 · Updated Jul 19, 2023

Summary

Package updates are available for Amazon Linux 2 that fix the following vulnerabilities: CVE-2023-35001: Linux Kernel nftables Out-Of-Bounds Read/Write Vulnerability; nft_byteorder poorly handled vm register contents when CAP_NET_ADMIN is in any user or network namespace CVE-2023-3117: A use-after-free flaw was found in the Netfilter subsystem of the Linux kernel when processing named and anonymous sets in batch requests, which can lead to performing arbitrary reads and writes in kernel memory. This flaw allows a local user with CAP_NET_ADMIN capability to crash or potentially escalate their privileges on the system.

Fixed packages 14

ReleasePackageFixed in
Amazon Linux · 2 kernel 0:4.14.320-242.534.amzn2
Amazon Linux · 2 kernel-debuginfo 0:4.14.320-242.534.amzn2
Amazon Linux · 2 kernel-debuginfo-common-aarch64 0:4.14.320-242.534.amzn2
Amazon Linux · 2 kernel-debuginfo-common-x86_64 0:4.14.320-242.534.amzn2
Amazon Linux · 2 kernel-devel 0:4.14.320-242.534.amzn2
Amazon Linux · 2 kernel-headers 0:4.14.320-242.534.amzn2
Amazon Linux · 2 kernel-livepatch-4.14.320-242.534 0:1.0-0.amzn2
Amazon Linux · 2 kernel-tools 0:4.14.320-242.534.amzn2
Amazon Linux · 2 kernel-tools-debuginfo 0:4.14.320-242.534.amzn2
Amazon Linux · 2 kernel-tools-devel 0:4.14.320-242.534.amzn2
Amazon Linux · 2 perf 0:4.14.320-242.534.amzn2
Amazon Linux · 2 perf-debuginfo 0:4.14.320-242.534.amzn2
Amazon Linux · 2 python-perf 0:4.14.320-242.534.amzn2
Amazon Linux · 2 python-perf-debuginfo 0:4.14.320-242.534.amzn2

Vulnerabilities 2

References

  • web
    https://alas.aws.amazon.com/cve/html/CVE-2023-3117.html
  • web
    https://alas.aws.amazon.com/cve/html/CVE-2023-35001.html