RLSA-2026:49214: kernel security update

RLSA-2026:49214, released August 4, 2026, fixes 4 CVEs in kernel (version 0:4.18.0-553.150.1.el8_10). None of them is reported as exploited. Patch Radar priority: High.

High

CVEs closed

None rated Critical

Exploited

None reported

Highest CVSS

9.8

Base score, 0 to 10

Highest EPSS

0.0066

51st percentile

Priority of the 4 CVEs

Patch now 0
                                Urgent 0
                                High 4
                                Routine 0

Fixed package versions

Product	Release	Fixed in
kernel	rocky 8	0:4.18.0-553.150.1.el8_10

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
High	CVE-2026-64530	net/sched: cls_api: Handle TC_ACT_CONSUMED in tcf_qevent_handle	9.8	0.0066	None reported
High	CVE-2026-46150	fanotify: fix false positive on permission events	7.8	0.0013	None reported
High	CVE-2026-31692	kernel: In the Linux kernel, the following vulnerability has been resolved: rtnetlink: add missing netlink_ns_capable() check...	7.8	0.0012	None reported
High	CVE-2026-43116	netfilter: ctnetlink: ensure safe access to master conntrack	8.8	0.0010	None reported

Also fixes CVE-2026-64530

OPENSUSE-SU-2026:21555-1
dtb-aarch64, kernel-64kb, kernel-azure and 10 more on opensuse-leap 16.0
SUSE-SU-2026:23237-1
kernel-default on sles 16.0
SUSE-SU-2026:23231-1
kernel-64kb, kernel-azure, kernel-default-base and 6 more on sles 16.0
SUSE-SU-2026:3790-1
kernel-64kb, kernel-azure, kernel-default and 7 more on sles 15.7
SUSE-SU-2026:3810-1
kernel-livepatch-SLE15-SP7-RT_Update_19 on sles 15.7
ELSA-2026-500248
kernel-uek, kernel-uek-core, kernel-uek-debug and 32 more on ol 10, ol 9
SUSE-SU-2026:23343-1
kernel-livepatch-SLE16_Update_1 on sles 16.0
SUSE-SU-2026:23341-1
kernel-livepatch-SLE16_Update_0 on sles 16.0

Vendor advisory

https://errata.rockylinux.org/RLSA-2026:49214

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