RHSA-2026:64770: Security update for 12 packages

RHSA-2026:64770, released September 13, 2026, fixes 7 CVEs across 12 products. None of them is reported as exploited. Patch Radar priority: Urgent.

Urgent

CVEs closed

2 rated Critical

Exploited

None reported

Highest CVSS

9.8

Base score, 0 to 10

Highest EPSS

0.0071

53rd percentile

Priority of the 7 CVEs

Patch now 0
                                Urgent 2
                                High 5
                                Routine 0

Fixed package versions

Product	Release	Fixed in
kernel-rt	RHEL 8	0:4.18.0-553.160.1.rt7.501.el8_10
kernel-rt-core	RHEL 8	0:4.18.0-553.160.1.rt7.501.el8_10
kernel-rt-debug	RHEL 8	0:4.18.0-553.160.1.rt7.501.el8_10
kernel-rt-debug-core	RHEL 8	0:4.18.0-553.160.1.rt7.501.el8_10
kernel-rt-debug-devel	RHEL 8	0:4.18.0-553.160.1.rt7.501.el8_10
kernel-rt-debug-kvm	RHEL 8	0:4.18.0-553.160.1.rt7.501.el8_10
kernel-rt-debug-modules	RHEL 8	0:4.18.0-553.160.1.rt7.501.el8_10
kernel-rt-debug-modules-extra	RHEL 8	0:4.18.0-553.160.1.rt7.501.el8_10
kernel-rt-devel	RHEL 8	0:4.18.0-553.160.1.rt7.501.el8_10
kernel-rt-kvm	RHEL 8	0:4.18.0-553.160.1.rt7.501.el8_10
kernel-rt-modules	RHEL 8	0:4.18.0-553.160.1.rt7.501.el8_10
kernel-rt-modules-extra	RHEL 8	0:4.18.0-553.160.1.rt7.501.el8_10

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
Urgent	CVE-2026-72129	linux: In the Linux kernel, the following vulnerability has been resolved: nvmet-rdma: handle inline data with a nonzero of...	9.8	0.0071	None reported
Urgent	CVE-2026-53002	netfilter: conntrack: remove sprintf usage	9.8	0.0037	None reported
High	CVE-2026-43493	crypto: pcrypt - Fix handling of MAY_BACKLOG requests	9.8	0.0068	None reported
High	CVE-2026-74480	net: bridge: stop fast-leave after deleting a port group	9.8	0.0058	None reported
High	CVE-2026-64007	kernel: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: n...	9.8	0.0051	None reported
High	CVE-2026-68343	smb: client: validate DFS referral PathConsumed	9.1	0.0051	None reported
High	CVE-2026-64563	rhashtable: clear stale iter->p on table restart	8.1	0.0017	None reported

Also fixes CVE-2026-72129

ELSA-2026-500248
kernel-uek, kernel-uek-core, kernel-uek-debug and 32 more on ol 10, ol 9
SUSE-SU-2026:4660-1
kernel-default, kernel-default-base, kernel-docs and 4 more on sles 15.6
ELSA-2026-500249
bpftool, kernel-uek, kernel-uek-container and 16 more on ol 8, ol 9
SUSE-SU-2026:4640-1
kernel-livepatch-SLE15-SP7-RT_Update_21 on sles 15.7
SUSE-SU-2026:4706-1
kernel-64kb, kernel-azure, kernel-default and 7 more on sles 15.7
OPENSUSE-SU-2026:22091-1
dtb-aarch64, kernel-64kb, kernel-azure and 10 more on opensuse-leap 16.0
SUSE-SU-2026:24197-1
kernel-default on sles 16.0
SUSE-SU-2026:24235-1
kernel-64kb, kernel-azure, kernel-default-base and 6 more on sles 16.0

Vendor advisory

https://access.redhat.com/errata/RHSA-2026:64770

For tools and AI agents

This page as data: JSON · Markdown

Link to this page

If this page saved you time, a link to it in your ticket, advisory or write-up helps others find it.

HTML

<a href="https://patchblox.com/security/fix/linux/rhsa-2026-64770">RHSA-2026:64770 on Patchblox Patch Radar</a>

Reusing the data? How to credit Patch Radar.

Which servers are still behind?

Patchblox compares the installed package on every Linux machine against the fixed version for its release, including machines reported through Azure Update Manager.

Get a demo

Patch Radar data is free to use with attribution. Terms and how to credit it.

Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.