{"id":"CVE-2026-93802","published":"2026-09-24T17:17:13.127","lastModified":"2026-09-25T13:17:21.073","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: rsi: validate beacon length before fixed buffer copy\n\nrsi_prepare_beacon() copies the mac80211 beacon frame after\nFRAME_DESC_SZ into a management skb whose usable tailroom may be smaller\nthan MAX_MGMT_PKT_SIZE after alignment.\n\nValidate the beacon length against the actual tailroom before the copy\nand skb_put(). Leave ownership of the management skb with the caller on\nerror, matching the existing rsi_send_beacon() cleanup path.","cvssScore":null,"cvssSeverity":null,"cvssVector":null,"cwes":[],"vendors":[],"products":[],"references":[{"url":"https://git.kernel.org/stable/c/266f195d5a14eec6c482fd09fbc924584c3371a7","tags":[]},{"url":"https://git.kernel.org/stable/c/87710ad633ce4588aec88611d0d0745eb33a6991","tags":[]},{"url":"https://git.kernel.org/stable/c/8ecdeb8b8a33b22c597299043c0dcfce50beb9ea","tags":[]}],"exploitRefs":[],"hasPoc":false,"ai":null}