RLSA-2026:39179

Synopsis

Important: kernel security update

Description

The kernel packages contain the Linux kernel, the core of any Linux operating system.

Security Fix(es):

* kernel: net: bridge: use a stable FDB dst snapshot in RCU readers (CVE-2026-46086)

* kernel: xfrm: defensively unhash xfrm_state lists in __xfrm_state_delete (CVE-2026-46116)

* kernel: XFS data corruption using reflink ()

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Affected products

Rocky Linux 8 aarch64 Rocky Linux 8 x86_64

Fixes

2481989 2482523

CVEs

CVE-2026-46086 CVE-2026-46116

Affected packages

Rocky Linux 8 aarch64 - BaseOS

bpftool-0:4.18.0-553.144.1.el8_10.aarch64.rpm bpftool-debuginfo-0:4.18.0-553.144.1.el8_10.aarch64.rpm kernel-0:4.18.0-553.144.1.el8_10.aarch64.rpm kernel-0:4.18.0-553.144.1.el8_10.src.rpm kernel-abi-stablelists-0:4.18.0-553.144.1.el8_10.noarch.rpm kernel-core-0:4.18.0-553.144.1.el8_10.aarch64.rpm kernel-debug-0:4.18.0-553.144.1.el8_10.aarch64.rpm kernel-debug-core-0:4.18.0-553.144.1.el8_10.aarch64.rpm kernel-debug-debuginfo-0:4.18.0-553.144.1.el8_10.aarch64.rpm kernel-debug-devel-0:4.18.0-553.144.1.el8_10.aarch64.rpm kernel-debuginfo-0:4.18.0-553.144.1.el8_10.aarch64.rpm kernel-debuginfo-common-aarch64-0:4.18.0-553.144.1.el8_10.aarch64.rpm kernel-debug-modules-0:4.18.0-553.144.1.el8_10.aarch64.rpm kernel-debug-modules-extra-0:4.18.0-553.144.1.el8_10.aarch64.rpm kernel-devel-0:4.18.0-553.144.1.el8_10.aarch64.rpm kernel-doc-0:4.18.0-553.144.1.el8_10.noarch.rpm kernel-modules-0:4.18.0-553.144.1.el8_10.aarch64.rpm kernel-modules-extra-0:4.18.0-553.144.1.el8_10.aarch64.rpm kernel-tools-0:4.18.0-553.144.1.el8_10.aarch64.rpm kernel-tools-debuginfo-0:4.18.0-553.144.1.el8_10.aarch64.rpm kernel-tools-libs-0:4.18.0-553.144.1.el8_10.aarch64.rpm perf-0:4.18.0-553.144.1.el8_10.aarch64.rpm perf-debuginfo-0:4.18.0-553.144.1.el8_10.aarch64.rpm python3-perf-0:4.18.0-553.144.1.el8_10.aarch64.rpm python3-perf-debuginfo-0:4.18.0-553.144.1.el8_10.aarch64.rpm

Rocky Linux 8 x86_64 - BaseOS

bpftool-0:4.18.0-553.144.1.el8_10.x86_64.rpm bpftool-debuginfo-0:4.18.0-553.144.1.el8_10.x86_64.rpm kernel-0:4.18.0-553.144.1.el8_10.src.rpm kernel-0:4.18.0-553.144.1.el8_10.x86_64.rpm kernel-abi-stablelists-0:4.18.0-553.144.1.el8_10.noarch.rpm kernel-core-0:4.18.0-553.144.1.el8_10.x86_64.rpm kernel-debug-0:4.18.0-553.144.1.el8_10.x86_64.rpm kernel-debug-core-0:4.18.0-553.144.1.el8_10.x86_64.rpm kernel-debug-debuginfo-0:4.18.0-553.144.1.el8_10.x86_64.rpm kernel-debug-devel-0:4.18.0-553.144.1.el8_10.x86_64.rpm kernel-debuginfo-0:4.18.0-553.144.1.el8_10.x86_64.rpm kernel-debuginfo-common-x86_64-0:4.18.0-553.144.1.el8_10.x86_64.rpm kernel-debug-modules-0:4.18.0-553.144.1.el8_10.x86_64.rpm kernel-debug-modules-extra-0:4.18.0-553.144.1.el8_10.x86_64.rpm kernel-devel-0:4.18.0-553.144.1.el8_10.x86_64.rpm kernel-doc-0:4.18.0-553.144.1.el8_10.noarch.rpm kernel-modules-0:4.18.0-553.144.1.el8_10.x86_64.rpm kernel-modules-extra-0:4.18.0-553.144.1.el8_10.x86_64.rpm kernel-tools-0:4.18.0-553.144.1.el8_10.x86_64.rpm kernel-tools-debuginfo-0:4.18.0-553.144.1.el8_10.x86_64.rpm kernel-tools-libs-0:4.18.0-553.144.1.el8_10.x86_64.rpm perf-0:4.18.0-553.144.1.el8_10.x86_64.rpm perf-debuginfo-0:4.18.0-553.144.1.el8_10.x86_64.rpm python3-perf-0:4.18.0-553.144.1.el8_10.x86_64.rpm python3-perf-debuginfo-0:4.18.0-553.144.1.el8_10.x86_64.rpm

Rocky Linux 8 aarch64 - PowerTools

kernel-tools-libs-devel-0:4.18.0-553.144.1.el8_10.aarch64.rpm

Rocky Linux 8 x86_64 - PowerTools

kernel-tools-libs-devel-0:4.18.0-553.144.1.el8_10.x86_64.rpm