SEM-PSA-2026-002: LR11xx Security Advisory

Oct 12, 2026 - Author: Semtech

Semtech was made aware of a security vulnerability (CVE-2026-6232) that affects certain Semtech LoRa transceivers and modems. This vulnerability could allow arbitrary writes of up to 254 arbitrary bytes past the bounds of an internal, non-persistent memory buffer. These vulnerabilities require physical access to exploit and cannot be leveraged remotely.