The mac80211 subsystem in the Linux kernel before 5.12.13, when a device supporting only 5 GHz is used, allows attackers to cause a denial of service (NULL pointer dereference in the radiotap parser) by injecting a frame with 802.11a rates. CREATE(Triage):(User=admin) CVE-2021-38206 (https://nvd.nist.gov/vuln/detail/CVE-2021-38206)