| Name | CVE-2025-27840 |
| Description | Espressif ESP32 chips allow 29 hidden HCI commands, such as 0xFC02 (Write memory). |
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
NOT-FOR-US: Espressif ESP32 chips