Issued:: 2026-05-12
Updated:: 2026-05-12

RHSA-2026:16312 - Important: kernel security update

Synopsis

Important: kernel security update

Type/Severity

Security Advisory Important

Topic

An update for kernel is now available for Red Hat Enterprise Linux 9.6 Extended Update Support.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

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

Security Fix(es):

kernel: "Dirty Frag" is a new universal Local Privilege Escalation (LPE) vulnerability in the Linux kernel (CVE-2026-43284)

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.

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

The system must be rebooted for this update to take effect.

Affected Products

Product	Version	Arch
Red Hat CodeReady Linux Builder for ARM 64 - Extended Update Support	9.6	aarch64

Updated Packages

kernel-debug-devel-matched-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-modules-core-5.14.0-570.113.1.el9_6.s390x.rpm
kernel-tools-5.14.0-570.113.1.el9_6.s390x.rpm
python3-perf-5.14.0-570.113.1.el9_6.x86_64.rpm
kernel-zfcpdump-core-5.14.0-570.113.1.el9_6.s390x.rpm
kernel-64k-modules-extra-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-rt-64k-debuginfo-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-debug-devel-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-debug-core-5.14.0-570.113.1.el9_6.ppc64le.rpm
kernel-rt-modules-extra-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-rt-debug-modules-core-5.14.0-570.113.1.el9_6.x86_64.rpm
kernel-uki-virt-addons-5.14.0-570.113.1.el9_6.x86_64.rpm
kernel-rt-debuginfo-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-64k-modules-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-headers-5.14.0-570.113.1.el9_6.aarch64.rpm
perf-5.14.0-570.113.1.el9_6.x86_64.rpm
kernel-rt-debug-modules-extra-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-64k-debug-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-modules-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-modules-5.14.0-570.113.1.el9_6.ppc64le.rpm
kernel-rt-64k-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-tools-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-zfcpdump-debuginfo-5.14.0-570.113.1.el9_6.s390x.rpm
kernel-debug-debuginfo-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-debug-debuginfo-5.14.0-570.113.1.el9_6.s390x.rpm
kernel-64k-core-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-rt-modules-core-5.14.0-570.113.1.el9_6.aarch64.rpm
perf-debuginfo-5.14.0-570.113.1.el9_6.aarch64.rpm
rtla-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-debug-modules-core-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-debug-modules-extra-5.14.0-570.113.1.el9_6.x86_64.rpm
libperf-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-tools-5.14.0-570.113.1.el9_6.ppc64le.rpm
kernel-rt-debug-modules-5.14.0-570.113.1.el9_6.x86_64.rpm
kernel-64k-debuginfo-5.14.0-570.113.1.el9_6.aarch64.rpm
libperf-debuginfo-5.14.0-570.113.1.el9_6.s390x.rpm
kernel-64k-debug-debuginfo-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-debuginfo-5.14.0-570.113.1.el9_6.x86_64.rpm
kernel-debug-modules-extra-5.14.0-570.113.1.el9_6.ppc64le.rpm
kernel-rt-debug-modules-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-debuginfo-5.14.0-570.113.1.el9_6.ppc64le.rpm
kernel-debug-devel-5.14.0-570.113.1.el9_6.x86_64.rpm
kernel-debug-core-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-modules-core-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-modules-core-5.14.0-570.113.1.el9_6.x86_64.rpm
kernel-cross-headers-5.14.0-570.113.1.el9_6.x86_64.rpm
kernel-5.14.0-570.113.1.el9_6.ppc64le.rpm
kernel-rt-5.14.0-570.113.1.el9_6.x86_64.rpm
kernel-rt-64k-modules-extra-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-tools-debuginfo-5.14.0-570.113.1.el9_6.ppc64le.rpm
kernel-zfcpdump-5.14.0-570.113.1.el9_6.s390x.rpm
kernel-rt-64k-devel-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-rt-debug-core-5.14.0-570.113.1.el9_6.x86_64.rpm
kernel-rt-kvm-5.14.0-570.113.1.el9_6.x86_64.rpm
kernel-tools-libs-5.14.0-570.113.1.el9_6.ppc64le.rpm
libperf-debuginfo-5.14.0-570.113.1.el9_6.aarch64.rpm
perf-debuginfo-5.14.0-570.113.1.el9_6.s390x.rpm
kernel-debug-debuginfo-5.14.0-570.113.1.el9_6.ppc64le.rpm
kernel-debuginfo-common-aarch64-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-debug-modules-core-5.14.0-570.113.1.el9_6.x86_64.rpm
kernel-rt-debug-5.14.0-570.113.1.el9_6.x86_64.rpm
kernel-debug-modules-5.14.0-570.113.1.el9_6.ppc64le.rpm
python3-perf-5.14.0-570.113.1.el9_6.s390x.rpm
kernel-debuginfo-common-s390x-5.14.0-570.113.1.el9_6.s390x.rpm
kernel-zfcpdump-devel-5.14.0-570.113.1.el9_6.s390x.rpm
kernel-zfcpdump-modules-5.14.0-570.113.1.el9_6.s390x.rpm
kernel-rt-5.14.0-570.113.1.el9_6.aarch64.rpm
python3-perf-debuginfo-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-rt-debug-debuginfo-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-rt-64k-debug-modules-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-64k-debug-modules-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-devel-matched-5.14.0-570.113.1.el9_6.s390x.rpm
kernel-core-5.14.0-570.113.1.el9_6.ppc64le.rpm
kernel-debug-devel-5.14.0-570.113.1.el9_6.s390x.rpm
kernel-rt-64k-debug-core-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-rt-core-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-headers-5.14.0-570.113.1.el9_6.ppc64le.rpm
kernel-modules-5.14.0-570.113.1.el9_6.x86_64.rpm
kernel-rt-debuginfo-5.14.0-570.113.1.el9_6.x86_64.rpm
perf-5.14.0-570.113.1.el9_6.s390x.rpm
rtla-5.14.0-570.113.1.el9_6.s390x.rpm
python3-perf-debuginfo-5.14.0-570.113.1.el9_6.ppc64le.rpm
kernel-cross-headers-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-64k-debug-devel-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-64k-devel-matched-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-rt-debug-modules-core-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-rt-modules-extra-5.14.0-570.113.1.el9_6.x86_64.rpm
kernel-debug-modules-extra-5.14.0-570.113.1.el9_6.s390x.rpm
rv-5.14.0-570.113.1.el9_6.ppc64le.rpm
kernel-64k-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-rt-modules-5.14.0-570.113.1.el9_6.x86_64.rpm
kernel-modules-5.14.0-570.113.1.el9_6.s390x.rpm
kernel-devel-matched-5.14.0-570.113.1.el9_6.x86_64.rpm
kernel-uki-virt-5.14.0-570.113.1.el9_6.x86_64.rpm
kernel-devel-matched-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-tools-libs-devel-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-zfcpdump-devel-matched-5.14.0-570.113.1.el9_6.s390x.rpm
kernel-zfcpdump-modules-core-5.14.0-570.113.1.el9_6.s390x.rpm
kernel-rt-64k-modules-core-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-debuginfo-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-tools-libs-devel-5.14.0-570.113.1.el9_6.ppc64le.rpm
kernel-64k-debug-modules-extra-5.14.0-570.113.1.el9_6.aarch64.rpm
rtla-5.14.0-570.113.1.el9_6.x86_64.rpm
kernel-debug-modules-core-5.14.0-570.113.1.el9_6.ppc64le.rpm
kernel-rt-debug-modules-extra-5.14.0-570.113.1.el9_6.x86_64.rpm
kernel-rt-64k-debug-debuginfo-5.14.0-570.113.1.el9_6.aarch64.rpm
python3-perf-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-devel-matched-5.14.0-570.113.1.el9_6.ppc64le.rpm
kernel-rt-debug-debuginfo-5.14.0-570.113.1.el9_6.x86_64.rpm
rv-5.14.0-570.113.1.el9_6.s390x.rpm
kernel-rt-debug-core-5.14.0-570.113.1.el9_6.aarch64.rpm
libperf-debuginfo-5.14.0-570.113.1.el9_6.x86_64.rpm
python3-perf-5.14.0-570.113.1.el9_6.ppc64le.rpm
kernel-cross-headers-5.14.0-570.113.1.el9_6.ppc64le.rpm
kernel-debug-modules-extra-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-tools-5.14.0-570.113.1.el9_6.x86_64.rpm
kernel-modules-extra-5.14.0-570.113.1.el9_6.x86_64.rpm
kernel-tools-libs-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-rt-64k-debug-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-rt-64k-debug-modules-core-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-5.14.0-570.113.1.el9_6.s390x.rpm
kernel-devel-5.14.0-570.113.1.el9_6.ppc64le.rpm
kernel-rt-64k-core-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-debuginfo-common-ppc64le-5.14.0-570.113.1.el9_6.ppc64le.rpm
kernel-64k-modules-core-5.14.0-570.113.1.el9_6.aarch64.rpm
perf-5.14.0-570.113.1.el9_6.ppc64le.rpm
kernel-rt-debug-devel-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-headers-5.14.0-570.113.1.el9_6.x86_64.rpm
kernel-modules-extra-5.14.0-570.113.1.el9_6.ppc64le.rpm
python3-perf-debuginfo-5.14.0-570.113.1.el9_6.s390x.rpm
kernel-64k-debug-modules-core-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-debug-core-5.14.0-570.113.1.el9_6.x86_64.rpm
kernel-abi-stablelists-5.14.0-570.113.1.el9_6.noarch.rpm
kernel-debug-debuginfo-5.14.0-570.113.1.el9_6.x86_64.rpm
kernel-debug-modules-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-debuginfo-5.14.0-570.113.1.el9_6.s390x.rpm
kernel-debug-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-debuginfo-common-x86_64-5.14.0-570.113.1.el9_6.x86_64.rpm
kernel-modules-core-5.14.0-570.113.1.el9_6.ppc64le.rpm
kernel-devel-5.14.0-570.113.1.el9_6.s390x.rpm
kernel-tools-debuginfo-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-tools-libs-5.14.0-570.113.1.el9_6.x86_64.rpm
kernel-zfcpdump-modules-extra-5.14.0-570.113.1.el9_6.s390x.rpm
kernel-5.14.0-570.113.1.el9_6.src.rpm
kernel-rt-modules-core-5.14.0-570.113.1.el9_6.x86_64.rpm
perf-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-cross-headers-5.14.0-570.113.1.el9_6.s390x.rpm
kernel-devel-5.14.0-570.113.1.el9_6.x86_64.rpm
kernel-debug-modules-core-5.14.0-570.113.1.el9_6.s390x.rpm
kernel-rt-debug-kvm-5.14.0-570.113.1.el9_6.x86_64.rpm
kernel-modules-extra-5.14.0-570.113.1.el9_6.s390x.rpm
kernel-headers-5.14.0-570.113.1.el9_6.s390x.rpm
python3-perf-debuginfo-5.14.0-570.113.1.el9_6.x86_64.rpm
kernel-tools-libs-devel-5.14.0-570.113.1.el9_6.x86_64.rpm
libperf-debuginfo-5.14.0-570.113.1.el9_6.ppc64le.rpm
kernel-rt-devel-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-doc-5.14.0-570.113.1.el9_6.noarch.rpm
kernel-rt-debug-devel-5.14.0-570.113.1.el9_6.x86_64.rpm
kernel-debug-devel-matched-5.14.0-570.113.1.el9_6.ppc64le.rpm
rv-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-rt-devel-5.14.0-570.113.1.el9_6.x86_64.rpm
libperf-5.14.0-570.113.1.el9_6.x86_64.rpm
kernel-debug-modules-5.14.0-570.113.1.el9_6.x86_64.rpm
rtla-5.14.0-570.113.1.el9_6.ppc64le.rpm
kernel-debug-devel-matched-5.14.0-570.113.1.el9_6.x86_64.rpm
kernel-tools-debuginfo-5.14.0-570.113.1.el9_6.s390x.rpm
kernel-core-5.14.0-570.113.1.el9_6.s390x.rpm
kernel-64k-devel-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-rt-64k-modules-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-debug-devel-5.14.0-570.113.1.el9_6.ppc64le.rpm
kernel-rt-core-5.14.0-570.113.1.el9_6.x86_64.rpm
kernel-debug-5.14.0-570.113.1.el9_6.x86_64.rpm
kernel-debug-devel-matched-5.14.0-570.113.1.el9_6.s390x.rpm
libperf-5.14.0-570.113.1.el9_6.ppc64le.rpm
kernel-rt-64k-debug-modules-extra-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-5.14.0-570.113.1.el9_6.x86_64.rpm
kernel-core-5.14.0-570.113.1.el9_6.x86_64.rpm
kernel-64k-debug-core-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-debug-core-5.14.0-570.113.1.el9_6.s390x.rpm
kernel-devel-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-64k-debug-devel-matched-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-debug-5.14.0-570.113.1.el9_6.ppc64le.rpm
libperf-5.14.0-570.113.1.el9_6.s390x.rpm
perf-debuginfo-5.14.0-570.113.1.el9_6.ppc64le.rpm
kernel-rt-modules-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-core-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-rt-64k-debug-devel-5.14.0-570.113.1.el9_6.aarch64.rpm
perf-debuginfo-5.14.0-570.113.1.el9_6.x86_64.rpm
kernel-debug-5.14.0-570.113.1.el9_6.s390x.rpm
rv-5.14.0-570.113.1.el9_6.x86_64.rpm
kernel-tools-debuginfo-5.14.0-570.113.1.el9_6.x86_64.rpm
kernel-debug-modules-5.14.0-570.113.1.el9_6.s390x.rpm
kernel-debug-uki-virt-5.14.0-570.113.1.el9_6.x86_64.rpm
kernel-modules-extra-5.14.0-570.113.1.el9_6.aarch64.rpm
kernel-rt-debug-5.14.0-570.113.1.el9_6.aarch64.rpm

Fixes

This content is not included.BZ - 2467771

CVEs

CVE-2026-43284

References

https://access.redhat.com/security/updates/classification/#important

Additional information

The Red Hat security contact is This content is not included.secalert@redhat.com. More contact details at Security Contacts and Procedures.
Offline Security Data data is available for integration with other systems. See Offline Security Data API to get started.