RLSA-2026:67470: kernel security update

RLSA-2026:67470, released September 16, 2026, fixes 7 CVEs in kernel (version 0:5.14.0-687.48.1.el9_8). 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

0.0040

34th percentile

Priority of the 7 CVEs

Patch now 0
                                Urgent 1
                                High 6
                                Routine 0

Fixed package versions

Product	Release	Fixed in
kernel	rocky 9	0:5.14.0-687.48.1.el9_8

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
Urgent	CVE-2026-68143	net: slip: serialize receive against buffer reallocation	9.8	0.0011	None reported
High	CVE-2026-74556	scsi: libiscsi_tcp: Bound SCSI Response data segment to the connection buffer	9.8	0.0040	None reported
High	CVE-2026-63923	kernel: In the Linux kernel, the following vulnerability has been resolved: octeontx2-af: validate body pcifunc in rvu_mbox_h...	8.8	0.0017	None reported
High	CVE-2026-43248	vhost: move vdpa group bound check to vhost_vdpa	8.8	0.0016	None reported
High	CVE-2026-64015	kernel-debug-modules-core: The kernel packages contain the Linux kernel, the core of any Linux operating system	8.1	0.0016	None reported
High	CVE-2026-68294	net: qrtr: restrict socket creation to the initial network namespace	8.8	0.0015	None reported
High	CVE-2026-72045	linux: In the Linux kernel, the following vulnerability has been resolved: octeontx2-af: cn10k: restrict VF LMTLINE sharing...	8.8	0.0015	None reported

Also fixes CVE-2026-68143

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
ELSA-2026-500249
bpftool, kernel-uek, kernel-uek-container and 16 more on ol 8, ol 9
OPENSUSE-SU-2026:21910-1
dtb-aarch64, kernel-64kb, kernel-azure and 10 more on opensuse-leap 16.0
SUSE-SU-2026:23902-1
kernel-64kb, kernel-azure, kernel-default and 7 more on sles 16.0
SUSE-SU-2026:4254-1
kernel-64kb, kernel-azure, kernel-default and 7 more on sles 15.7
RHSA-2026:68532
kernel-rt, kernel-rt-core, kernel-rt-debug and 9 more on RHEL 8
RLSA-2026:68532
kernel-rt on rocky 8

Vendor advisory

https://errata.rockylinux.org/RLSA-2026:67470

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