{"id":"CVE-2026-98336","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mac80211: don't offload TC setup on AP_VLAN interfaces\n\nAP_VLAN interfaces are purely virtual, so don't try to offload\nTC setup to drivers","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mac80211: don't offload TC setup on AP_VLAN interfaces\n\nAP_VLAN interfaces are purely virtual, so don't try to offload\nTC setup to drivers. We can't really use th…","severity":"medium","vendor":"Linux","product":"Linux","affected":["Linux >= 61587f1556fec39e8bafc40c8715f560639a4cf2 < 790221efbfece13a2347563b3785aaca48f192e2","Linux >= 61587f1556fec39e8bafc40c8715f560639a4cf2 < 40bc8a268c3b6e21fa3a8dd1b4fd85aa905b9718","Linux >= 61587f1556fec39e8bafc40c8715f560639a4cf2 < 9c34f01b8f2177dd4e1ee524ca1f9ca3fcd85a11","Linux >= 61587f1556fec39e8bafc40c8715f560639a4cf2 < ea3ef2165e4751df2ee3bc1c07a192243a08faa5","Linux >= 61587f1556fec39e8bafc40c8715f560639a4cf2 < 362bd5bce29ed0f6fd3d39a7065567777d70606e","Linux 6.4"],"published":"2026-10-06","updated":"2026-10-06","sourceUpdated":"2026-10-06T09:18:26.170","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-98336","references":[{"url":"https://git.kernel.org/stable/c/362bd5bce29ed0f6fd3d39a7065567777d70606e","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/40bc8a268c3b6e21fa3a8dd1b4fd85aa905b9718","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/790221efbfece13a2347563b3785aaca48f192e2","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/9c34f01b8f2177dd4e1ee524ca1f9ca3fcd85a11","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/ea3ef2165e4751df2ee3bc1c07a192243a08faa5","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-98336.json"},{"url":"https://access.redhat.com/security/cve/CVE-2026-98336"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2546458"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-98336"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-98336"},{"url":"https://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2026/CVE-2026-98336.mbox"}],"tags":["nvd","cve.org","csaf","vex","red-hat"],"ingestedAt":"2026-10-06T08:50:17.401Z","cvss":5.5,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","cvssSource":"vendor","cwe":["CWE-1287"],"epss":0.00175,"epssPercentile":0.06997,"slug":"CVE-2026-98336","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mac80211: don't offload TC setup on AP_VLAN interfaces\n\nAP_VLAN interfaces are purely virtual, so don't try to offload\nTC setup to drivers. We can't really use the AP interface either\nsince we may not know it all the time, and it could technically\neven change.\n\nJust reject the TC offload so things get done in software.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n## Vendor advisories\n\n- **Red Hat VEX** · Moderate · affected: Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 9, Red Hat OpenShift Container Platform 4 · no fix planned: Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 9, Red Hat OpenShift Container Platform 4 · updated 2026-10-18 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-98336.json)","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":30.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":219145,"id":"CVE-2026-98336","ts":1791707074576,"field":"cvss","old":null,"new":"5.5"},{"seq":219144,"id":"CVE-2026-98336","ts":1791707074576,"field":"severity","old":"none","new":"medium"}]}