CVE-2026-42806

An out-of-bounds read vulnerability exists in the Bosch BME690 SensorAPI C-driver (v1.0.3 and prior) within the read_all_field_data function (bme69x.c). The driver prefetches heater configuration registers into a 30-byte stack buffer, but the gas_index field is extracted with a 4-bit mask (0–15) ...