RHSA-2026:70498: kernel security update

RHSA-2026:70498, released August 15, 2026, fixes 10 CVEs in kernel (version 6.12.0-211.58.1.el10_2). 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

0.0075

55th percentile

Priority of the 10 CVEs

Patch now 0
                                Urgent 2
                                High 8
                                Routine 0

Fixed package versions

Product	Release	Fixed in
kernel	RHEL 10	6.12.0-211.58.1.el10_2

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
Urgent	CVE-2026-68391	Bluetooth: mgmt: hold reference for hci_conn in mgmt_pending_cmds	9.8	0.0013	None reported
Urgent	CVE-2026-53062	dm cache policy smq: fix missing locks in invalidating cache blocks	9.8	0.0010	None reported
High	CVE-2026-68159	libceph: bound pg_{temp,upmap,upmap_items} length to CEPH_PG_MAX_SIZE	9.8	0.0075	None reported
High	CVE-2026-68155	libceph: Reject monmaps advertising zero monitors	8.8	0.0070	None reported
High	CVE-2026-68188	Bluetooth: RFCOMM: Fix session UAF in set_termios	8.8	0.0022	None reported
High	CVE-2026-63823	keys: Pin request_key_auth payload in instantiate paths	8.8	0.0016	None reported
High	CVE-2026-68293	net/mlx5: Fix MCIA register buffer overflow on 32 dword reads	8.8	0.0014	None reported
High	CVE-2026-45894	iommu/vt-d: Clear Present bit before tearing down PASID entry	8.8	0.0013	None reported
High	CVE-2026-45959	kernel: In the Linux kernel, the following vulnerability has been resolved: crypto: ccp - Fix a crash due to incorrect cleanu...	8.8	0.0013	None reported
High	CVE-2026-74518	mm/hugetlb: fix list corruption in allocate_file_region_entries()	8.8	0.0013	None reported

Also fixes CVE-2026-68391

SUSE-SU-2026:4120-1
kernel-livepatch-SLE15-SP7-RT_Update_20 on sles 15.7
RHSA-2026:70459
kernel, kernel-64k, kernel-64k-core and 69 more on RHEL 9
RLSA-2026:70459
kernel on rocky 9
ELSA-2026-70459
kernel, kernel-abi-stablelists, kernel-core and 26 more on ol 9
ALSA-2026:70459
kernel, kernel-64k, kernel-64k-core and 71 more on almalinux 9
ELSA-2026-70498
kernel, kernel-abi-stablelists, kernel-core and 27 more on ol 10
RLSA-2026:70498
kernel on rocky 10
ALSA-2026:70498
kernel-64k-debug-devel, kernel-64k-debug-devel-matched, kernel-64k-devel and 59 more on almalinux 10

Vendor advisory

https://access.redhat.com/errata/RHSA-2026:70498

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