Linux · Security advisory · November 7, 2026

ELSA-2026-86033: Security update for 29 packages

ELSA-2026-86033, released November 7, 2026, fixes 15 CVEs across 29 products. None of them is reported as exploited. Patch Radar priority: Urgent.

Urgent
CVEs closed
15
3 rated Critical
Exploited
0
None reported
Exploitation more likely
0
Vendor assessment
Highest EPSS
0.0079
56th percentile

Priority of the 15 CVEs

Patch now 0 Urgent 3 High 12 Routine 0

Fixed package versions

ProductReleaseFixed in
kernelol 90:5.14.0-687.59.1.el9_8
kernel-abi-stablelistsol 90:5.14.0-687.59.1.el9_8
kernel-coreol 90:5.14.0-687.59.1.el9_8
kernel-cross-headersol 90:5.14.0-687.59.1.el9_8
kernel-debugol 90:5.14.0-687.59.1.el9_8
kernel-debug-coreol 90:5.14.0-687.59.1.el9_8
kernel-debug-develol 90:5.14.0-687.59.1.el9_8
kernel-debug-devel-matchedol 90:5.14.0-687.59.1.el9_8
kernel-debug-modulesol 90:5.14.0-687.59.1.el9_8
kernel-debug-modules-coreol 90:5.14.0-687.59.1.el9_8
kernel-debug-modules-extraol 90:5.14.0-687.59.1.el9_8
kernel-debug-uki-virtol 90:5.14.0-687.59.1.el9_8
kernel-develol 90:5.14.0-687.59.1.el9_8
kernel-devel-matchedol 90:5.14.0-687.59.1.el9_8
kernel-docol 90:5.14.0-687.59.1.el9_8
kernel-headersol 90:5.14.0-687.59.1.el9_8
kernel-modulesol 90:5.14.0-687.59.1.el9_8
kernel-modules-coreol 90:5.14.0-687.59.1.el9_8
kernel-modules-extraol 90:5.14.0-687.59.1.el9_8
kernel-toolsol 90:5.14.0-687.59.1.el9_8
kernel-tools-libsol 90:5.14.0-687.59.1.el9_8
kernel-tools-libs-develol 90:5.14.0-687.59.1.el9_8
kernel-uki-virtol 90:5.14.0-687.59.1.el9_8
kernel-uki-virt-addonsol 90:5.14.0-687.59.1.el9_8
libperfol 90:5.14.0-687.59.1.el9_8
perfol 90:5.14.0-687.59.1.el9_8
python3-perfol 90:5.14.0-687.59.1.el9_8
rtlaol 90:5.14.0-687.59.1.el9_8
rvol 90:5.14.0-687.59.1.el9_8

CVEs this fix closes

PriorityCVETitleImpactCVSSEPSSExploitation
Urgent CVE-2026-99999 ipv4: validate checksum_start before completing checksum 9.3 0.0079 None reported
Urgent CVE-2026-89633 linux: In the Linux kernel, the following vulnerability has been resolved: smb: client: fix OOB read/write from unvalidated... 9.8 0.0055 None reported
Urgent CVE-2026-63974 Bluetooth: hci_sync: Set HCI_CMD_DRAIN_WORKQUEUE during device close 9.8 0.0035 None reported
High CVE-2026-80590 inet: frags: strip GSO state from fragments before reassembly 8.8 0.0058 None reported
High CVE-2026-64024 kernel: The kernel packages contain the Linux kernel, the core of any Linux operating system 9.4 0.0031 None reported
High CVE-2026-74509 Bluetooth: hci_sync: Fix advertising data UAFs 8.8 0.0025 None reported
High CVE-2026-64572 ipv4: fib: free fib_alias with kfree_rcu() on insert error path 8.8 0.0020 None reported
High CVE-2026-98260 exec: Cleanup POSIX timers right after de_thread() 8.8 0.0019 None reported
High CVE-2026-63899 kernel: The kernel packages contain the Linux kernel, the core of any Linux operating system 8.8 0.0018 None reported
High CVE-2026-63962 usb: typec: tcpm: bound altmode_desc[] per iteration in svdm_consume_modes() 8.8 0.0016 None reported
High CVE-2026-64114 kernel: The kernel packages contain the Linux kernel, the core of any Linux operating system 8.8 0.0014 None reported
High CVE-2026-64032 kernel: The kernel packages contain the Linux kernel, the core of any Linux operating system 8.8 0.0013 None reported
High CVE-2026-31678 openvswitch: defer tunnel netdev_put to RCU release 8.8 0.0013 None reported
High CVE-2026-93817 perf: Fix addr_filter_ranges lifetime 8.8 0.0013 None reported
High CVE-2026-52935 xfrm: espintcp: do not reuse an in-progress partial send 8.8 0.0010 None reported
Showing 1 to 15 of 15 1