RLSA-2026:71330: kernel-rt security update

RLSA-2026:71330, released September 25, 2026, fixes 5 CVEs in kernel-rt (version 0:4.18.0-553.168.1.rt7.509.el8_10). None of them is reported as exploited. Patch Radar priority: Urgent.

Urgent

CVEs closed

1 rated Critical

Exploited

None reported

Highest CVSS

9.8

Base score, 0 to 10

Highest EPSS

0.0048

41st percentile

Priority of the 5 CVEs

Patch now 0
                                Urgent 1
                                High 4
                                Routine 0

Fixed package versions

Product	Release	Fixed in
kernel-rt	rocky 8	0:4.18.0-553.168.1.rt7.509.el8_10

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
Urgent	CVE-2026-68121	pppoe: reload header pointer after dev_hard_header()	9.8	0.0037	None reported
High	CVE-2026-80714	ipvs: do not propagate one-packet flag to synced conns	9.8	0.0048	None reported
High	CVE-2026-89480	linux: In the Linux kernel, the following vulnerability has been resolved: nvme-tcp: reject a read that transferred too few...	8.8	0.0043	None reported
High	CVE-2026-52912	netfilter: nf_queue: hold bridge skb->dev while queued	7.8	0.0016	None reported
High	CVE-2026-31566	drm/amdgpu: Fix fence put before wait in amdgpu_amdkfd_submit_ib	8.8	0.0013	None reported

Also fixes CVE-2026-68121

SUSE-SU-2026:4120-1
kernel-livepatch-SLE15-SP7-RT_Update_20 on sles 15.7
ELSA-2026-500248
kernel-uek, kernel-uek-core, kernel-uek-debug and 32 more on ol 10, ol 9
RHSA-2026:92062
kpatch-patch-4_18_0-553_109_1, kpatch-patch-4_18_0-553_125_1, kpatch-patch-4_18_0-553_158_1 and 2 more on RHEL 8
RHSA-2026:91650
kpatch-patch-5_14_0-687_10_1, kpatch-patch-5_14_0-687_42_1 on RHEL 9
ELSA-2026-500249
bpftool, kernel-uek, kernel-uek-container and 16 more on ol 8, ol 9
ALAS2023-2026-2143
bpftool, bpftool-debuginfo, kernel and 15 more on amzn 2023
ALAS2023-2026-2106
bpftool6.18, bpftool6.18-debuginfo, kernel-livepatch-6.18.44-99.149 and 16 more on amzn 2023
ALAS2023-2026-2110
bpftool6.12, bpftool6.12-debuginfo, kernel-livepatch-6.12.103-127.188 and 15 more on amzn 2023

Vendor advisory

https://errata.rockylinux.org/RLSA-2026:71330

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