CVE-2026-15461

The Sierra Wireless HL78xx modem GNSS driver drivers/modem/hl78xx/, later drivers/modem/vendorstandalone/hl78xx/ embeds a generic struct gnssnmea0183matchdata matchdata inside struct hl78xxgnssdata. The generic NMEA0183 match helper drivers/gnss/gnssnmea0183match.c requires that context to be the...

CVE-2026-15461 Type confusion in Zephyr HL78xx GNSS NMEA driver causes wild-pointer write from GNSS input

The Sierra Wireless HL78xx modem GNSS driver drivers/modem/hl78xx/, later drivers/modem/vendorstandalone/hl78xx/ embeds a generic struct gnssnmea0183matchdata matchdata inside struct hl78xxgnssdata. The generic NMEA0183 match helper drivers/gnss/gnssnmea0183match.c requires that context to be the...

Self-Supervised Federated GNSS Spoofing Detection with Opportunistic Data

Global navigation satellite systems GNSS are vulnerable to spoofing attacks, with adversarial signals manipulating the location or time information of receivers, potentially causing severe disruptions. The task of discerning the spoofing signals from benign ones is naturally relevant for machine...