RHSA-2025:19440: Security update for 12 packages

RHSA-2025:19440, released November 3, 2025, fixes 3 CVEs across 12 products. 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

0.0024

15th percentile

Priority of the 3 CVEs

Patch now 0
                                Urgent 0
                                High 3
                                Routine 0

Fixed package versions

Product	Release	Fixed in
kernel-rt	RHEL 8	0:4.18.0-553.82.1.rt7.423.el8_10
kernel-rt-core	RHEL 8	0:4.18.0-553.82.1.rt7.423.el8_10
kernel-rt-debug	RHEL 8	0:4.18.0-553.82.1.rt7.423.el8_10
kernel-rt-debug-core	RHEL 8	0:4.18.0-553.82.1.rt7.423.el8_10
kernel-rt-debug-devel	RHEL 8	0:4.18.0-553.82.1.rt7.423.el8_10
kernel-rt-debug-kvm	RHEL 8	0:4.18.0-553.82.1.rt7.423.el8_10
kernel-rt-debug-modules	RHEL 8	0:4.18.0-553.82.1.rt7.423.el8_10
kernel-rt-debug-modules-extra	RHEL 8	0:4.18.0-553.82.1.rt7.423.el8_10
kernel-rt-devel	RHEL 8	0:4.18.0-553.82.1.rt7.423.el8_10
kernel-rt-kvm	RHEL 8	0:4.18.0-553.82.1.rt7.423.el8_10
kernel-rt-modules	RHEL 8	0:4.18.0-553.82.1.rt7.423.el8_10
kernel-rt-modules-extra	RHEL 8	0:4.18.0-553.82.1.rt7.423.el8_10

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
High	CVE-2023-53226	kernel-64kb: The SUSE Linux Enterprise 15 SP6 kernel was updated to receive various security bugfixes. The following security bu...	7.1	0.0024	None reported
High	CVE-2025-39864	wifi: cfg80211: fix use-after-free in cmp_bss()	7.8	0.0024	None reported
High	CVE-2023-53257	kernel-64kb: The SUSE Linux Enterprise 15 SP6 kernel was updated to receive various security bugfixes. The following security bu...	7.8	0.0021	None reported

Also fixes CVE-2023-53226

SUSE-SU-2025:03634-1
kernel-azure, kernel-source-azure, kernel-syms-azure on opensuse-leap 15.6, sles 15.6
SUSE-SU-2025:3751-1
kernel-livepatch-SLE15-SP6-RT_Update_16, kernel-rt, kernel-rt_debug and 2 more on opensuse-leap 15.6, sles 15.6
SUSE-SU-2025:03600-1
dtb-aarch64, kernel-64kb, kernel-debug and 10 more on opensuse-leap 15.6, sles 15.6
SUSE-SU-2025:4057-1
kernel-64kb, kernel-default, kernel-default-base and 6 more on sles 15.7
SUSE-SU-2025:4141-1
kernel-livepatch-SLE15-SP7-RT_Update_6 on sles 15.7
SUSE-SU-2025:4132-1
kernel-azure, kernel-source-azure, kernel-syms-azure on sles 15.7
ALSA-2025:19447
bpftool, kernel, kernel-abi-stablelists and 22 more on almalinux 8
RHSA-2025:19447
bpftool, kernel, kernel-abi-stablelists and 20 more on RHEL 8

Vendor advisory

https://access.redhat.com/errata/RHSA-2025:19440

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