Skip to content
OpenAdvisories
High ELSA-2025-28025 2 CVEs

Important: Unbreakable Enterprise kernel security update (Oracle Linux 9)

Published Dec 2, 2025 · Updated Dec 2, 2025

Summary

[6.12.0-105.51.5.1]
- crypto: essiv - Check ssize for decryption and in-place encryption (Herbert Xu) [Orabug: 38712788] {CVE-2025-40019}
- netfilter: nf_tables: reject duplicate device on updates (Pablo Neira Ayuso) [Orabug: 38712786] {CVE-2025-38678}

Fixed packages 35

ReleasePackageFixed in
Oracle Linux · 9 kernel-uek 0:6.12.0-105.51.5.1.el10uek
Oracle Linux · 9 kernel-uek-core 0:6.12.0-105.51.5.1.el10uek
Oracle Linux · 9 kernel-uek-debug 0:6.12.0-105.51.5.1.el10uek
Oracle Linux · 9 kernel-uek-debug-core 0:6.12.0-105.51.5.1.el10uek
Oracle Linux · 9 kernel-uek-debug-devel 0:6.12.0-105.51.5.1.el10uek
Oracle Linux · 9 kernel-uek-debug-modules 0:6.12.0-105.51.5.1.el10uek
Oracle Linux · 9 kernel-uek-debug-modules-core 0:6.12.0-105.51.5.1.el10uek
Oracle Linux · 9 kernel-uek-debug-modules-deprecated 0:6.12.0-105.51.5.1.el10uek
Oracle Linux · 9 kernel-uek-debug-modules-desktop 0:6.12.0-105.51.5.1.el10uek
Oracle Linux · 9 kernel-uek-debug-modules-extra 0:6.12.0-105.51.5.1.el10uek
Oracle Linux · 9 kernel-uek-debug-modules-extra-netfilter 0:6.12.0-105.51.5.1.el10uek
Oracle Linux · 9 kernel-uek-debug-modules-usb 0:6.12.0-105.51.5.1.el10uek
Oracle Linux · 9 kernel-uek-debug-modules-wireless 0:6.12.0-105.51.5.1.el10uek
Oracle Linux · 9 kernel-uek-devel 0:6.12.0-105.51.5.1.el10uek
Oracle Linux · 9 kernel-uek-doc 0:6.12.0-105.51.5.1.el10uek
Oracle Linux · 9 kernel-uek-modules 0:6.12.0-105.51.5.1.el10uek
Oracle Linux · 9 kernel-uek-modules-core 0:6.12.0-105.51.5.1.el10uek
Oracle Linux · 9 kernel-uek-modules-deprecated 0:6.12.0-105.51.5.1.el10uek
Oracle Linux · 9 kernel-uek-modules-desktop 0:6.12.0-105.51.5.1.el10uek
Oracle Linux · 9 kernel-uek-modules-extra 0:6.12.0-105.51.5.1.el10uek
Oracle Linux · 9 kernel-uek-modules-extra-netfilter 0:6.12.0-105.51.5.1.el10uek
Oracle Linux · 9 kernel-uek-modules-usb 0:6.12.0-105.51.5.1.el10uek
Oracle Linux · 9 kernel-uek-modules-wireless 0:6.12.0-105.51.5.1.el10uek
Oracle Linux · 9 kernel-uek-tools 0:6.12.0-105.51.5.1.el10uek
Oracle Linux · 9 kernel-uek64k 0:6.12.0-105.51.5.1.el10uek
Oracle Linux · 9 kernel-uek64k-core 0:6.12.0-105.51.5.1.el10uek
Oracle Linux · 9 kernel-uek64k-devel 0:6.12.0-105.51.5.1.el10uek
Oracle Linux · 9 kernel-uek64k-modules 0:6.12.0-105.51.5.1.el10uek
Oracle Linux · 9 kernel-uek64k-modules-core 0:6.12.0-105.51.5.1.el10uek
Oracle Linux · 9 kernel-uek64k-modules-deprecated 0:6.12.0-105.51.5.1.el10uek
Oracle Linux · 9 kernel-uek64k-modules-desktop 0:6.12.0-105.51.5.1.el10uek
Oracle Linux · 9 kernel-uek64k-modules-extra 0:6.12.0-105.51.5.1.el10uek
Oracle Linux · 9 kernel-uek64k-modules-extra-netfilter 0:6.12.0-105.51.5.1.el10uek
Oracle Linux · 9 kernel-uek64k-modules-usb 0:6.12.0-105.51.5.1.el10uek
Oracle Linux · 9 kernel-uek64k-modules-wireless 0:6.12.0-105.51.5.1.el10uek

Vulnerabilities 2

  • High 7.8
    CVE-2025-38678 Public exploit

    netfilter: nf_tables: reject duplicate device on updates

    In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: reject duplicate device on updates A chain/flowtable update with duplicated devices in the same batch is possible. Unfortunately, netdev event path only removes the firs…

  • Unscored —
    CVE-2025-40019 Public exploit

    crypto: essiv - Check ssize for decryption and in-place encryption

    In the Linux kernel, the following vulnerability has been resolved: crypto: essiv - Check ssize for decryption and in-place encryption Move the ssize check to the start in essiv_aead_crypt so that it's also checked for decryption and in-place encryption.