RLSA-2026:6153: kernel security update

RLSA-2026:6153, released April 8, 2026, fixes 7 CVEs in kernel (version 0:5.14.0-611.45.1.el9_7). None of them is reported as exploited. Patch Radar priority: High.

High

CVEs closed

None rated Critical

Exploited

None reported

Highest CVSS

7.8

Base score, 0 to 10

Highest EPSS

0.0036

30th percentile

Priority of the 7 CVEs

Patch now 0
                                Urgent 0
                                High 7
                                Routine 0

Fixed package versions

Product	Release	Fixed in
kernel	rocky 9	0:5.14.0-611.45.1.el9_7

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
High	CVE-2026-23193	kernel-rt-devel: The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high...	7.8	0.0036	None reported
High	CVE-2025-38180	net: atm: fix /proc/net/atm/lec handling	7.8	0.0021	None reported
High	CVE-2026-23209	bpftool: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: L...	7.8	0.0018	None reported
High	CVE-2026-23171	kernel: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: L...	7.8	0.0017	None reported
High	CVE-2025-40096	drm/sched: Fix potential double free in drm_sched_job_add_resv_dependencies	7.8	0.0015	None reported
High	CVE-2026-23144	kernel: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: L...	7.3	0.0014	None reported
High	CVE-2026-23191	kernel: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: L...	7.3	0.0013	None reported

Also fixes CVE-2026-23193

ELSA-2026-50299
kernel-uek, kernel-uek-container, kernel-uek-container-debug and 5 more on ol 8
ELSA-2026-50232
kernel-uek, kernel-uek-core, kernel-uek-debug and 32 more on ol 10, ol 9
OPENSUSE-SU-2026:20572-1
dtb-aarch64, kernel-64kb, kernel-azure and 10 more on opensuse-leap 16.0
SUSE-SU-2026:1573-1
kernel-livepatch-SLE15-SP7-RT_Update_11 on sles 15.7
RHSA-2026:9095
kernel on RHEL 10
RHSA-2026:6571
bpftool, kernel, kernel-abi-stablelists and 20 more on RHEL 8
RHSA-2026:6572
kernel-rt, kernel-rt-core, kernel-rt-debug and 9 more on RHEL 8
RLSA-2026:6572
kernel-rt on rocky 8

Vendor advisory

https://errata.rockylinux.org/RLSA-2026:6153

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