CVE-2026-80823

CVE-2026-80823 is a Linux kernel vulnerability in the nfc: st21nfca NFC driver. The function st21nfca_tm_recv_atr_req() validates that a received ATR_REQ frame meets a minimum size and that its self-declared length is at least the struct size, but never checks that the declared length does not ex...

EUVD-2026-71265

In the Linux kernel, the following vulnerability has been resolved: nfc: st21nfca: validate ATRREQ length against the received frame st21nfcatmrecvatrreq checks that the received ATRREQ frame is at least ST21NFCAATRREQMINSIZE and that the self-declared atrreq-length is at least sizeofstruct...