{"id":"CVE-2026-98329","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mac80211: don't allow injecting frames wider than the chanctx\n\nFrames injected on a monitor interface can carry a radiotap\nfield requesting a bandwidth, which mac…","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mac80211: don't allow injecting frames wider than the chanctx\n\nFrames injected on a monitor interface can carry a radiotap\nfield requesting a bandwidth, which mac…","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= 646e76bb5daf4ca38438c69ffb72cccb605f3466 < a5c715eda066cba5ce3372759188ba8636dca629","Linux >= 646e76bb5daf4ca38438c69ffb72cccb605f3466 < 73f48f7e16cadfc74f444ccd10c1d3ae253e2e27","Linux >= 646e76bb5daf4ca38438c69ffb72cccb605f3466 < c69718519a81e87284494d0c6e6eb7bdd834707a","Linux >= 646e76bb5daf4ca38438c69ffb72cccb605f3466 < e14bf37bb2b3853012ff160131d1c6233f7a9cc9","Linux 4.7"],"published":"2026-10-06","updated":"2026-10-06","sourceUpdated":"2026-10-06T09:18:25.250","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-98329","references":[{"url":"https://git.kernel.org/stable/c/73f48f7e16cadfc74f444ccd10c1d3ae253e2e27","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/a5c715eda066cba5ce3372759188ba8636dca629","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/c69718519a81e87284494d0c6e6eb7bdd834707a","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/e14bf37bb2b3853012ff160131d1c6233f7a9cc9","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"tags":["nvd","cve.org"],"ingestedAt":"2026-10-06T08:50:17.403Z","slug":"CVE-2026-98329","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mac80211: don't allow injecting frames wider than the chanctx\n\nFrames injected on a monitor interface can carry a radiotap\nfield requesting a bandwidth, which mac80211 passes down to\nthe driver regardless of the the actual operational bandwidth.\n\nIf the bandwidth requested is too wide, that triggers a warning\nin hwsim:\n\n  WARN_ON(hwsim_get_chanwidth(bw) > hwsim_get_chanwidth(confbw))\n\nDrop such frames entirely instead since they cannot be sent.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}