RHSA-2026:69089: kernel security update

RHSA-2026:69089, released June 29, 2026, fixes 10 CVEs in kernel (version 6.12.0-55.105.1.el10_0). None of them is reported as exploited. Patch Radar priority: Urgent.

Urgent

CVEs closed

4 rated Critical

Exploited

None reported

Highest CVSS

9.8

Base score, 0 to 10

Highest EPSS

0.0143

73rd percentile

Priority of the 10 CVEs

Patch now 0
                                Urgent 4
                                High 6
                                Routine 0

Fixed package versions

Product	Release	Fixed in
kernel	RHEL 10	6.12.0-55.105.1.el10_0

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
Urgent	CVE-2026-64564	sctp: don't free the ASCONF's own transport in DEL-IP processing	9.8	0.0143	None reported
Urgent	CVE-2026-53002	netfilter: conntrack: remove sprintf usage	9.8	0.0037	None reported
Urgent	CVE-2026-68166	userfaultfd: prevent registration of special VMAs	9.8	0.0021	None reported
Urgent	CVE-2026-53009	ice: fix double-free of tx_buf skb	9.8	0.0018	None reported
High	CVE-2026-63887	kernel: In the Linux kernel, the following vulnerability has been resolved: scsi: target: iscsi: Bound iscsi_encode_text_outp...	9.8	0.0078	None reported
High	CVE-2026-63888	bpftool: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: n...	9.8	0.0078	None reported
High	CVE-2026-64382	smb: client: fix double-free in SMB2_open() replay	8.8	0.0035	None reported
High	CVE-2026-46117	linux: In the Linux kernel, the following vulnerability has been resolved: RDMA/mana: Remove user triggerable WARN_ON() in...	7.8	0.0014	None reported
High	CVE-2026-63952	kernel: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: n...	8.4	0.0013	None reported
High	CVE-2026-53185	kernel: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: k...	8.8	0.0011	None reported

Also fixes CVE-2026-64564

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
ALSA-2026:71233
kernel-64k-debug-devel, kernel-64k-debug-devel-matched, kernel-64k-devel and 11 more on almalinux 10
ELSA-2026-71233
kernel, kernel-abi-stablelists, kernel-core and 27 more on ol 10

Vendor advisory

https://access.redhat.com/errata/RHSA-2026:69089

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