RXSA-2026:51035

Synopsis

Moderate: kernel security, bug fix, and enhancement update

Description

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

Security Fix(es):

* kernel: futex: Fix UaF between futex_key_to_node_opt() and vma_replace_policy() (CVE-2026-23415)

* kernel: netfilter: nfnetlink_cthelper: fix OOB read in nfnl_cthelper_dump_table() (CVE-2026-43450)

Bug Fix(es) and Enhancement(s):

* kernel panics caused by NULL pointer dereferences within octeon_ep_vf [rhel-9.8.z] (JIRA:Rocky Linux SIG Cloud-186331)

* [Rocky Linux SIG Cloud 9.4] Kernel memory reclaim bug [rhel-9.8.z] (JIRA:Rocky Linux SIG Cloud-211058)

* Bond network interface is not coming up with MTU 9000 while vPMEM is enabled [rhel-9.8.z] (JIRA:Rocky Linux SIG Cloud-215575)

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 9 SIG Cloud aarch64 Rocky Linux 9 SIG Cloud x86_64

Fixes

2454320 2468228

CVEs

CVE-2026-23415 CVE-2026-43450

Affected packages

Rocky Linux 9 SIG Cloud x86_64 - cloud-common

kernel-0:5.14.0-687.36.1.el9_8.cloud.1.0.src.rpm

Rocky Linux 9 SIG Cloud x86_64 - cloud-kernel

kernel-0:5.14.0-687.36.1.el9_8.cloud.1.0.src.rpm kernel-debug-debuginfo-0:5.14.0-687.36.1.el9_8.cloud.1.0.x86_64.rpm kernel-debuginfo-0:5.14.0-687.36.1.el9_8.cloud.1.0.x86_64.rpm kernel-tools-debuginfo-0:5.14.0-687.36.1.el9_8.cloud.1.0.x86_64.rpm perf-debuginfo-0:5.14.0-687.36.1.el9_8.cloud.1.0.x86_64.rpm python3-perf-debuginfo-0:5.14.0-687.36.1.el9_8.cloud.1.0.x86_64.rpm kernel-0:5.14.0-687.36.1.el9_8.cloud.1.0.x86_64.rpm kernel-abi-stablelists-0:5.14.0-687.36.1.el9_8.cloud.1.0.noarch.rpm kernel-core-0:5.14.0-687.36.1.el9_8.cloud.1.0.x86_64.rpm kernel-debug-0:5.14.0-687.36.1.el9_8.cloud.1.0.x86_64.rpm kernel-debug-core-0:5.14.0-687.36.1.el9_8.cloud.1.0.x86_64.rpm kernel-debug-devel-0:5.14.0-687.36.1.el9_8.cloud.1.0.x86_64.rpm kernel-debug-devel-matched-0:5.14.0-687.36.1.el9_8.cloud.1.0.x86_64.rpm kernel-debug-modules-0:5.14.0-687.36.1.el9_8.cloud.1.0.x86_64.rpm kernel-debug-modules-core-0:5.14.0-687.36.1.el9_8.cloud.1.0.x86_64.rpm kernel-debug-modules-extra-0:5.14.0-687.36.1.el9_8.cloud.1.0.x86_64.rpm kernel-devel-0:5.14.0-687.36.1.el9_8.cloud.1.0.x86_64.rpm kernel-devel-matched-0:5.14.0-687.36.1.el9_8.cloud.1.0.x86_64.rpm kernel-doc-0:5.14.0-687.36.1.el9_8.cloud.1.0.noarch.rpm kernel-modules-0:5.14.0-687.36.1.el9_8.cloud.1.0.x86_64.rpm kernel-modules-core-0:5.14.0-687.36.1.el9_8.cloud.1.0.x86_64.rpm kernel-modules-extra-0:5.14.0-687.36.1.el9_8.cloud.1.0.x86_64.rpm kernel-tools-0:5.14.0-687.36.1.el9_8.cloud.1.0.x86_64.rpm kernel-tools-libs-0:5.14.0-687.36.1.el9_8.cloud.1.0.x86_64.rpm kernel-tools-libs-devel-0:5.14.0-687.36.1.el9_8.cloud.1.0.x86_64.rpm perf-0:5.14.0-687.36.1.el9_8.cloud.1.0.x86_64.rpm python3-perf-0:5.14.0-687.36.1.el9_8.cloud.1.0.x86_64.rpm rtla-0:5.14.0-687.36.1.el9_8.cloud.1.0.x86_64.rpm

Rocky Linux 9 SIG Cloud aarch64 - cloud-common

kernel-0:5.14.0-687.36.1.el9_8.cloud.1.0.src.rpm

Rocky Linux 9 SIG Cloud aarch64 - cloud-kernel

kernel-0:5.14.0-687.36.1.el9_8.cloud.1.0.src.rpm kernel-debug-debuginfo-0:5.14.0-687.36.1.el9_8.cloud.1.0.aarch64.rpm kernel-debuginfo-0:5.14.0-687.36.1.el9_8.cloud.1.0.aarch64.rpm kernel-tools-debuginfo-0:5.14.0-687.36.1.el9_8.cloud.1.0.aarch64.rpm perf-debuginfo-0:5.14.0-687.36.1.el9_8.cloud.1.0.aarch64.rpm python3-perf-debuginfo-0:5.14.0-687.36.1.el9_8.cloud.1.0.aarch64.rpm kernel-0:5.14.0-687.36.1.el9_8.cloud.1.0.aarch64.rpm kernel-64k-0:5.14.0-687.36.1.el9_8.cloud.1.0.aarch64.rpm kernel-64k-core-0:5.14.0-687.36.1.el9_8.cloud.1.0.aarch64.rpm kernel-64k-debug-0:5.14.0-687.36.1.el9_8.cloud.1.0.aarch64.rpm kernel-64k-debug-core-0:5.14.0-687.36.1.el9_8.cloud.1.0.aarch64.rpm kernel-64k-debug-devel-0:5.14.0-687.36.1.el9_8.cloud.1.0.aarch64.rpm kernel-64k-debug-devel-matched-0:5.14.0-687.36.1.el9_8.cloud.1.0.aarch64.rpm kernel-64k-debug-modules-0:5.14.0-687.36.1.el9_8.cloud.1.0.aarch64.rpm kernel-64k-debug-modules-core-0:5.14.0-687.36.1.el9_8.cloud.1.0.aarch64.rpm kernel-64k-debug-modules-extra-0:5.14.0-687.36.1.el9_8.cloud.1.0.aarch64.rpm kernel-64k-devel-0:5.14.0-687.36.1.el9_8.cloud.1.0.aarch64.rpm kernel-64k-devel-matched-0:5.14.0-687.36.1.el9_8.cloud.1.0.aarch64.rpm kernel-64k-modules-0:5.14.0-687.36.1.el9_8.cloud.1.0.aarch64.rpm kernel-64k-modules-core-0:5.14.0-687.36.1.el9_8.cloud.1.0.aarch64.rpm kernel-64k-modules-extra-0:5.14.0-687.36.1.el9_8.cloud.1.0.aarch64.rpm kernel-abi-stablelists-0:5.14.0-687.36.1.el9_8.cloud.1.0.noarch.rpm kernel-core-0:5.14.0-687.36.1.el9_8.cloud.1.0.aarch64.rpm kernel-debug-0:5.14.0-687.36.1.el9_8.cloud.1.0.aarch64.rpm kernel-debug-core-0:5.14.0-687.36.1.el9_8.cloud.1.0.aarch64.rpm kernel-debug-devel-0:5.14.0-687.36.1.el9_8.cloud.1.0.aarch64.rpm kernel-debug-devel-matched-0:5.14.0-687.36.1.el9_8.cloud.1.0.aarch64.rpm kernel-debug-modules-0:5.14.0-687.36.1.el9_8.cloud.1.0.aarch64.rpm kernel-debug-modules-core-0:5.14.0-687.36.1.el9_8.cloud.1.0.aarch64.rpm kernel-debug-modules-extra-0:5.14.0-687.36.1.el9_8.cloud.1.0.aarch64.rpm kernel-devel-0:5.14.0-687.36.1.el9_8.cloud.1.0.aarch64.rpm kernel-devel-matched-0:5.14.0-687.36.1.el9_8.cloud.1.0.aarch64.rpm kernel-doc-0:5.14.0-687.36.1.el9_8.cloud.1.0.noarch.rpm kernel-modules-0:5.14.0-687.36.1.el9_8.cloud.1.0.aarch64.rpm kernel-modules-core-0:5.14.0-687.36.1.el9_8.cloud.1.0.aarch64.rpm kernel-modules-extra-0:5.14.0-687.36.1.el9_8.cloud.1.0.aarch64.rpm kernel-tools-0:5.14.0-687.36.1.el9_8.cloud.1.0.aarch64.rpm kernel-tools-libs-0:5.14.0-687.36.1.el9_8.cloud.1.0.aarch64.rpm kernel-tools-libs-devel-0:5.14.0-687.36.1.el9_8.cloud.1.0.aarch64.rpm perf-0:5.14.0-687.36.1.el9_8.cloud.1.0.aarch64.rpm python3-perf-0:5.14.0-687.36.1.el9_8.cloud.1.0.aarch64.rpm rtla-0:5.14.0-687.36.1.el9_8.cloud.1.0.aarch64.rpm