CVE-2026-98336

wifi: mac80211: don't offload TC setup on AP_VLAN interfaces

CVE-2026-98336 is fixed in 47 products on 1 platform, first by DEBIAN-CVE-2026-98336, released October 6, 2026. It is not reported as exploited. Patch Radar priority: Urgent.

Urgent
CVSS
9.8
Critical
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0018
7th percentile

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: don't offload TC setup on AP_VLAN interfaces AP_VLAN interfaces are purely virtual, so don't try to offload TC setup to drivers. We can't really use the AP interface either since we may not know it all the time, and it could technically even change. Just reject the TC offload so things get done in software.

Where it's fixed

ProductFixed inFixReleased
Linux
kernel-64kb · sles 15.7 6.4.0-150700.53.90.1 SUSE-SU-2026:5091-1 Nov 7, 2026
kernel-azure · sles 15.7 6.4.0-150700.53.90.1 SUSE-SU-2026:5091-1 Nov 7, 2026
kernel-default · sles 15.7 6.4.0-150700.53.90.1 SUSE-SU-2026:5091-1 Nov 7, 2026
kernel-default-base · sles 15.7 6.4.0-150700.53.90.1.150700.17.51.1 SUSE-SU-2026:5091-1 Nov 7, 2026
kernel-docs · sles 15.7 6.4.0-150700.53.90.1 SUSE-SU-2026:5091-1 Nov 7, 2026
kernel-livepatch-SLE15-SP7_Update_24 · sles 15.7 1-150700.15.3.1 SUSE-SU-2026:5091-1 Nov 7, 2026
kernel-obs-build · sles 15.7 6.4.0-150700.53.90.1 SUSE-SU-2026:5091-1 Nov 7, 2026
kernel-source · sles 15.7 6.4.0-150700.53.90.1 SUSE-SU-2026:5091-1 Nov 7, 2026
kernel-syms · sles 15.7 6.4.0-150700.53.90.1 SUSE-SU-2026:5091-1 Nov 7, 2026
kernel-uek · ol 10 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek · ol 9 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-core · ol 10 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-core · ol 9 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-debug · ol 10 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-debug · ol 9 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-debug-core · ol 10 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-debug-core · ol 9 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-debug-devel · ol 10 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-debug-devel · ol 9 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-debug-modules · ol 10 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-debug-modules · ol 9 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-debug-modules-core · ol 10 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-debug-modules-core · ol 9 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-debug-modules-deprecated · ol 10 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-debug-modules-deprecated · ol 9 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-debug-modules-desktop · ol 10 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-debug-modules-desktop · ol 9 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-debug-modules-extra · ol 10 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-debug-modules-extra · ol 9 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-debug-modules-extra-netfilter · ol 10 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-debug-modules-extra-netfilter · ol 9 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-debug-modules-usb · ol 10 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-debug-modules-usb · ol 9 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-debug-modules-wireless · ol 10 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-debug-modules-wireless · ol 9 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-devel · ol 10 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-devel · ol 9 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-doc · ol 10 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-doc · ol 9 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-modules · ol 10 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-modules · ol 9 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-modules-core · ol 10 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-modules-core · ol 9 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-modules-deprecated · ol 10 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-modules-deprecated · ol 9 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-modules-desktop · ol 10 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-modules-desktop · ol 9 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-modules-extra · ol 10 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-modules-extra · ol 9 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-modules-extra-netfilter · ol 10 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-modules-extra-netfilter · ol 9 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-modules-usb · ol 10 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-modules-usb · ol 9 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-modules-wireless · ol 10 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-modules-wireless · ol 9 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-tools · ol 10 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek-tools · ol 9 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek64k · ol 10 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek64k · ol 9 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek64k-core · ol 10 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek64k-core · ol 9 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek64k-devel · ol 10 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek64k-devel · ol 9 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek64k-modules · ol 10 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek64k-modules · ol 9 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek64k-modules-core · ol 10 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek64k-modules-core · ol 9 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek64k-modules-deprecated · ol 10 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek64k-modules-deprecated · ol 9 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek64k-modules-desktop · ol 10 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek64k-modules-desktop · ol 9 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek64k-modules-extra · ol 10 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek64k-modules-extra · ol 9 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek64k-modules-extra-netfilter · ol 10 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek64k-modules-extra-netfilter · ol 9 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek64k-modules-usb · ol 10 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek64k-modules-usb · ol 9 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek64k-modules-wireless · ol 10 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-uek64k-modules-wireless · ol 9 0:6.12.0-208.112.5.el9uek ELSA-2026-500572 Nov 7, 2026
kernel-zfcpdump · sles 15.7 6.4.0-150700.53.90.1 SUSE-SU-2026:5091-1 Nov 7, 2026
linux · Debian 13.5 (trixie) 6.12.113-1 DEBIAN-CVE-2026-98336 Oct 6, 2026
linux · Debian 14 7.2.8-1 DEBIAN-CVE-2026-98336 Oct 6, 2026
linux-6.12 · Debian 12.15 (bookworm) 6.12.113-1~deb12u1 DEBIAN-CVE-2026-98336 Oct 6, 2026

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