RLSA-2026:49212

Synopsis

Important: kernel security update

Description

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

Security Fix(es):

* kernel: ipc: limit next_id allocation to the valid ID range (CVE-2026-52923)

* kernel: tipc: fix double-free in tipc_buf_append() (CVE-2026-52993)

* kernel: net: sched: UAF via missing handler for TC_ACT_CONSUMED in tcf_qevent_handle ()

* kernel: net/sched: cls_api: Handle TC_ACT_CONSUMED in tcf_qevent_handle (CVE-2026-64530)

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 aarch64 Rocky Linux 9 ppc64le Rocky Linux 9 s390x Rocky Linux 9 x86_64

Fixes

2492094 2492437 2504052

CVEs

CVE-2026-52923 CVE-2026-52993 CVE-2026-64530

Affected packages

Rocky Linux 9 aarch64 - BaseOS

kernel-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-0:5.14.0-687.33.1.el9_8.src.rpm kernel-64k-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-64k-core-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-64k-debug-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-64k-debug-core-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-64k-debug-debuginfo-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-64k-debuginfo-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-64k-debug-modules-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-64k-debug-modules-core-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-64k-debug-modules-extra-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-64k-modules-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-64k-modules-core-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-64k-modules-extra-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-abi-stablelists-0:5.14.0-687.33.1.el9_8.noarch.rpm kernel-core-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-debug-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-debug-core-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-debug-debuginfo-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-debuginfo-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-debuginfo-common-aarch64-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-debug-modules-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-debug-modules-core-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-debug-modules-extra-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-modules-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-modules-core-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-modules-extra-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-tools-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-tools-debuginfo-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-tools-libs-0:5.14.0-687.33.1.el9_8.aarch64.rpm

Rocky Linux 9 ppc64le - BaseOS

kernel-0:5.14.0-687.33.1.el9_8.ppc64le.rpm kernel-0:5.14.0-687.33.1.el9_8.src.rpm kernel-abi-stablelists-0:5.14.0-687.33.1.el9_8.noarch.rpm kernel-core-0:5.14.0-687.33.1.el9_8.ppc64le.rpm kernel-debug-0:5.14.0-687.33.1.el9_8.ppc64le.rpm kernel-debug-core-0:5.14.0-687.33.1.el9_8.ppc64le.rpm kernel-debug-debuginfo-0:5.14.0-687.33.1.el9_8.ppc64le.rpm kernel-debuginfo-0:5.14.0-687.33.1.el9_8.ppc64le.rpm kernel-debuginfo-common-ppc64le-0:5.14.0-687.33.1.el9_8.ppc64le.rpm kernel-debug-modules-0:5.14.0-687.33.1.el9_8.ppc64le.rpm kernel-debug-modules-core-0:5.14.0-687.33.1.el9_8.ppc64le.rpm kernel-debug-modules-extra-0:5.14.0-687.33.1.el9_8.ppc64le.rpm kernel-modules-0:5.14.0-687.33.1.el9_8.ppc64le.rpm kernel-modules-core-0:5.14.0-687.33.1.el9_8.ppc64le.rpm kernel-modules-extra-0:5.14.0-687.33.1.el9_8.ppc64le.rpm kernel-tools-0:5.14.0-687.33.1.el9_8.ppc64le.rpm kernel-tools-debuginfo-0:5.14.0-687.33.1.el9_8.ppc64le.rpm kernel-tools-libs-0:5.14.0-687.33.1.el9_8.ppc64le.rpm

Rocky Linux 9 s390x - BaseOS

kernel-0:5.14.0-687.33.1.el9_8.s390x.rpm kernel-0:5.14.0-687.33.1.el9_8.src.rpm kernel-abi-stablelists-0:5.14.0-687.33.1.el9_8.noarch.rpm kernel-core-0:5.14.0-687.33.1.el9_8.s390x.rpm kernel-debug-0:5.14.0-687.33.1.el9_8.s390x.rpm kernel-debug-core-0:5.14.0-687.33.1.el9_8.s390x.rpm kernel-debug-debuginfo-0:5.14.0-687.33.1.el9_8.s390x.rpm kernel-debuginfo-0:5.14.0-687.33.1.el9_8.s390x.rpm kernel-debuginfo-common-s390x-0:5.14.0-687.33.1.el9_8.s390x.rpm kernel-debug-modules-0:5.14.0-687.33.1.el9_8.s390x.rpm kernel-debug-modules-core-0:5.14.0-687.33.1.el9_8.s390x.rpm kernel-debug-modules-extra-0:5.14.0-687.33.1.el9_8.s390x.rpm kernel-modules-0:5.14.0-687.33.1.el9_8.s390x.rpm kernel-modules-core-0:5.14.0-687.33.1.el9_8.s390x.rpm kernel-modules-extra-0:5.14.0-687.33.1.el9_8.s390x.rpm kernel-tools-0:5.14.0-687.33.1.el9_8.s390x.rpm kernel-tools-debuginfo-0:5.14.0-687.33.1.el9_8.s390x.rpm kernel-zfcpdump-0:5.14.0-687.33.1.el9_8.s390x.rpm kernel-zfcpdump-core-0:5.14.0-687.33.1.el9_8.s390x.rpm kernel-zfcpdump-debuginfo-0:5.14.0-687.33.1.el9_8.s390x.rpm kernel-zfcpdump-modules-0:5.14.0-687.33.1.el9_8.s390x.rpm kernel-zfcpdump-modules-core-0:5.14.0-687.33.1.el9_8.s390x.rpm kernel-zfcpdump-modules-extra-0:5.14.0-687.33.1.el9_8.s390x.rpm

Rocky Linux 9 x86_64 - BaseOS

kernel-0:5.14.0-687.33.1.el9_8.src.rpm kernel-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-abi-stablelists-0:5.14.0-687.33.1.el9_8.noarch.rpm kernel-core-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-debug-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-debug-core-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-debug-debuginfo-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-debuginfo-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-debuginfo-common-x86_64-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-debug-modules-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-debug-modules-core-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-debug-modules-extra-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-debug-uki-virt-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-modules-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-modules-core-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-modules-extra-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-tools-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-tools-debuginfo-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-tools-libs-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-uki-virt-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-uki-virt-addons-0:5.14.0-687.33.1.el9_8.x86_64.rpm

Rocky Linux 9 aarch64 - AppStream

kernel-64k-debug-devel-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-64k-debug-devel-matched-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-64k-devel-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-64k-devel-matched-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-debug-devel-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-debug-devel-matched-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-devel-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-devel-matched-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-doc-0:5.14.0-687.33.1.el9_8.noarch.rpm perf-0:5.14.0-687.33.1.el9_8.aarch64.rpm perf-debuginfo-0:5.14.0-687.33.1.el9_8.aarch64.rpm python3-perf-0:5.14.0-687.33.1.el9_8.aarch64.rpm python3-perf-debuginfo-0:5.14.0-687.33.1.el9_8.aarch64.rpm rtla-0:5.14.0-687.33.1.el9_8.aarch64.rpm rv-0:5.14.0-687.33.1.el9_8.aarch64.rpm

Rocky Linux 9 ppc64le - AppStream

kernel-debug-devel-0:5.14.0-687.33.1.el9_8.ppc64le.rpm kernel-debug-devel-matched-0:5.14.0-687.33.1.el9_8.ppc64le.rpm kernel-devel-0:5.14.0-687.33.1.el9_8.ppc64le.rpm kernel-devel-matched-0:5.14.0-687.33.1.el9_8.ppc64le.rpm kernel-doc-0:5.14.0-687.33.1.el9_8.noarch.rpm perf-0:5.14.0-687.33.1.el9_8.ppc64le.rpm perf-debuginfo-0:5.14.0-687.33.1.el9_8.ppc64le.rpm python3-perf-0:5.14.0-687.33.1.el9_8.ppc64le.rpm python3-perf-debuginfo-0:5.14.0-687.33.1.el9_8.ppc64le.rpm rtla-0:5.14.0-687.33.1.el9_8.ppc64le.rpm rv-0:5.14.0-687.33.1.el9_8.ppc64le.rpm

Rocky Linux 9 s390x - AppStream

kernel-debug-devel-0:5.14.0-687.33.1.el9_8.s390x.rpm kernel-debug-devel-matched-0:5.14.0-687.33.1.el9_8.s390x.rpm kernel-devel-0:5.14.0-687.33.1.el9_8.s390x.rpm kernel-devel-matched-0:5.14.0-687.33.1.el9_8.s390x.rpm kernel-doc-0:5.14.0-687.33.1.el9_8.noarch.rpm kernel-zfcpdump-devel-0:5.14.0-687.33.1.el9_8.s390x.rpm kernel-zfcpdump-devel-matched-0:5.14.0-687.33.1.el9_8.s390x.rpm perf-0:5.14.0-687.33.1.el9_8.s390x.rpm perf-debuginfo-0:5.14.0-687.33.1.el9_8.s390x.rpm python3-perf-0:5.14.0-687.33.1.el9_8.s390x.rpm python3-perf-debuginfo-0:5.14.0-687.33.1.el9_8.s390x.rpm rtla-0:5.14.0-687.33.1.el9_8.s390x.rpm rv-0:5.14.0-687.33.1.el9_8.s390x.rpm

Rocky Linux 9 x86_64 - AppStream

kernel-debug-devel-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-debug-devel-matched-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-devel-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-devel-matched-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-doc-0:5.14.0-687.33.1.el9_8.noarch.rpm perf-0:5.14.0-687.33.1.el9_8.x86_64.rpm perf-debuginfo-0:5.14.0-687.33.1.el9_8.x86_64.rpm python3-perf-0:5.14.0-687.33.1.el9_8.x86_64.rpm python3-perf-debuginfo-0:5.14.0-687.33.1.el9_8.x86_64.rpm rtla-0:5.14.0-687.33.1.el9_8.x86_64.rpm rv-0:5.14.0-687.33.1.el9_8.x86_64.rpm

Rocky Linux 9 aarch64 - RT

kernel-rt-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-rt-64k-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-rt-64k-core-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-rt-64k-debug-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-rt-64k-debug-core-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-rt-64k-debug-debuginfo-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-rt-64k-debug-devel-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-rt-64k-debuginfo-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-rt-64k-debug-modules-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-rt-64k-debug-modules-core-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-rt-64k-debug-modules-extra-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-rt-64k-devel-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-rt-64k-modules-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-rt-64k-modules-core-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-rt-64k-modules-extra-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-rt-core-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-rt-debug-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-rt-debug-core-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-rt-debug-debuginfo-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-rt-debug-devel-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-rt-debuginfo-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-rt-debug-modules-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-rt-debug-modules-core-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-rt-debug-modules-extra-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-rt-devel-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-rt-modules-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-rt-modules-core-0:5.14.0-687.33.1.el9_8.aarch64.rpm kernel-rt-modules-extra-0:5.14.0-687.33.1.el9_8.aarch64.rpm

Rocky Linux 9 x86_64 - NFV

kernel-rt-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-rt-core-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-rt-debug-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-rt-debug-core-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-rt-debug-debuginfo-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-rt-debug-devel-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-rt-debuginfo-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-rt-debug-modules-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-rt-debug-modules-core-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-rt-debug-modules-extra-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-rt-devel-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-rt-modules-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-rt-modules-core-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-rt-modules-extra-0:5.14.0-687.33.1.el9_8.x86_64.rpm

Rocky Linux 9 x86_64 - RT

kernel-rt-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-rt-core-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-rt-debug-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-rt-debug-core-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-rt-debug-debuginfo-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-rt-debug-devel-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-rt-debuginfo-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-rt-debug-modules-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-rt-debug-modules-core-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-rt-debug-modules-extra-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-rt-devel-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-rt-modules-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-rt-modules-core-0:5.14.0-687.33.1.el9_8.x86_64.rpm kernel-rt-modules-extra-0:5.14.0-687.33.1.el9_8.x86_64.rpm

Rocky Linux 9 aarch64 - CRB

kernel-tools-libs-devel-0:5.14.0-687.33.1.el9_8.aarch64.rpm libperf-0:5.14.0-687.33.1.el9_8.aarch64.rpm libperf-debuginfo-0:5.14.0-687.33.1.el9_8.aarch64.rpm

Rocky Linux 9 ppc64le - CRB

kernel-tools-libs-devel-0:5.14.0-687.33.1.el9_8.ppc64le.rpm libperf-0:5.14.0-687.33.1.el9_8.ppc64le.rpm libperf-debuginfo-0:5.14.0-687.33.1.el9_8.ppc64le.rpm

Rocky Linux 9 x86_64 - CRB

kernel-tools-libs-devel-0:5.14.0-687.33.1.el9_8.x86_64.rpm libperf-0:5.14.0-687.33.1.el9_8.x86_64.rpm libperf-debuginfo-0:5.14.0-687.33.1.el9_8.x86_64.rpm

Rocky Linux 9 s390x - CRB

libperf-0:5.14.0-687.33.1.el9_8.s390x.rpm libperf-debuginfo-0:5.14.0-687.33.1.el9_8.s390x.rpm