RLSA-2026:0444

Synopsis

Important: kernel security update

Description

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

Security Fix(es):

* kernel: media: rc: fix races with imon_disconnect() (CVE-2025-39993)

* kernel: sctp: avoid NULL dereference when chunk data buffer is missing (CVE-2025-40240)

* kernel: libceph: fix potential use-after-free in have_mon_and_osd_map() (CVE-2025-68285)

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

2404121 2418832 2422801

CVEs

CVE-2025-39993 CVE-2025-40240 CVE-2025-68285

Affected packages

Rocky Linux 8 aarch64 - BaseOS

bpftool-0:4.18.0-553.92.1.el8_10.aarch64.rpm bpftool-debuginfo-0:4.18.0-553.92.1.el8_10.aarch64.rpm kernel-0:4.18.0-553.92.1.el8_10.aarch64.rpm kernel-0:4.18.0-553.92.1.el8_10.src.rpm kernel-abi-stablelists-0:4.18.0-553.92.1.el8_10.noarch.rpm kernel-core-0:4.18.0-553.92.1.el8_10.aarch64.rpm kernel-debug-0:4.18.0-553.92.1.el8_10.aarch64.rpm kernel-debug-core-0:4.18.0-553.92.1.el8_10.aarch64.rpm kernel-debug-debuginfo-0:4.18.0-553.92.1.el8_10.aarch64.rpm kernel-debug-devel-0:4.18.0-553.92.1.el8_10.aarch64.rpm kernel-debuginfo-0:4.18.0-553.92.1.el8_10.aarch64.rpm kernel-debuginfo-common-aarch64-0:4.18.0-553.92.1.el8_10.aarch64.rpm kernel-debug-modules-0:4.18.0-553.92.1.el8_10.aarch64.rpm kernel-debug-modules-extra-0:4.18.0-553.92.1.el8_10.aarch64.rpm kernel-devel-0:4.18.0-553.92.1.el8_10.aarch64.rpm kernel-doc-0:4.18.0-553.92.1.el8_10.noarch.rpm kernel-modules-0:4.18.0-553.92.1.el8_10.aarch64.rpm kernel-modules-extra-0:4.18.0-553.92.1.el8_10.aarch64.rpm kernel-tools-0:4.18.0-553.92.1.el8_10.aarch64.rpm kernel-tools-debuginfo-0:4.18.0-553.92.1.el8_10.aarch64.rpm kernel-tools-libs-0:4.18.0-553.92.1.el8_10.aarch64.rpm perf-0:4.18.0-553.92.1.el8_10.aarch64.rpm perf-debuginfo-0:4.18.0-553.92.1.el8_10.aarch64.rpm python3-perf-0:4.18.0-553.92.1.el8_10.aarch64.rpm python3-perf-debuginfo-0:4.18.0-553.92.1.el8_10.aarch64.rpm

Rocky Linux 8 x86_64 - BaseOS

bpftool-0:4.18.0-553.92.1.el8_10.x86_64.rpm bpftool-debuginfo-0:4.18.0-553.92.1.el8_10.x86_64.rpm kernel-0:4.18.0-553.92.1.el8_10.src.rpm kernel-0:4.18.0-553.92.1.el8_10.x86_64.rpm kernel-abi-stablelists-0:4.18.0-553.92.1.el8_10.noarch.rpm kernel-core-0:4.18.0-553.92.1.el8_10.x86_64.rpm kernel-debug-0:4.18.0-553.92.1.el8_10.x86_64.rpm kernel-debug-core-0:4.18.0-553.92.1.el8_10.x86_64.rpm kernel-debug-debuginfo-0:4.18.0-553.92.1.el8_10.x86_64.rpm kernel-debug-devel-0:4.18.0-553.92.1.el8_10.x86_64.rpm kernel-debuginfo-0:4.18.0-553.92.1.el8_10.x86_64.rpm kernel-debuginfo-common-x86_64-0:4.18.0-553.92.1.el8_10.x86_64.rpm kernel-debug-modules-0:4.18.0-553.92.1.el8_10.x86_64.rpm kernel-debug-modules-extra-0:4.18.0-553.92.1.el8_10.x86_64.rpm kernel-devel-0:4.18.0-553.92.1.el8_10.x86_64.rpm kernel-doc-0:4.18.0-553.92.1.el8_10.noarch.rpm kernel-modules-0:4.18.0-553.92.1.el8_10.x86_64.rpm kernel-modules-extra-0:4.18.0-553.92.1.el8_10.x86_64.rpm kernel-tools-0:4.18.0-553.92.1.el8_10.x86_64.rpm kernel-tools-debuginfo-0:4.18.0-553.92.1.el8_10.x86_64.rpm kernel-tools-libs-0:4.18.0-553.92.1.el8_10.x86_64.rpm perf-0:4.18.0-553.92.1.el8_10.x86_64.rpm perf-debuginfo-0:4.18.0-553.92.1.el8_10.x86_64.rpm python3-perf-0:4.18.0-553.92.1.el8_10.x86_64.rpm python3-perf-debuginfo-0:4.18.0-553.92.1.el8_10.x86_64.rpm

Rocky Linux 8 aarch64 - PowerTools

kernel-tools-libs-devel-0:4.18.0-553.92.1.el8_10.aarch64.rpm

Rocky Linux 8 x86_64 - PowerTools

kernel-tools-libs-devel-0:4.18.0-553.92.1.el8_10.x86_64.rpm