In the Linux kernel, the following vulnerability has been resolved: nfc: fix potential NULL pointer deref in nfc_genl_dump_ses_done The done() netlink callback nfc_genl_dump_ses_done() should check if received argument is non-NULL, because its allocation could fail earlier in dumpit() (nfc_genl_dump_ses()). CREATE(Triage):(User=admin) CVE-2021-47518 (https://nvd.nist.gov/vuln/detail/CVE-2021-47518)