arXiv (Computer Science - Cryptography and Security) • 8h
Unislop Methodology: High-Fidelity Re-hosting and Kernel Escalation in UNISOC Baseband Processors
Researchers from SSD Secure Disclosure introduced "Unislop," a high-fidelity re-hosting methodology that enables precise emulation of the UNISOC UDX710 baseband processor by modeling the SoC environment—including the SIM, application processor, and co-processors—in lockstep on a shared clock. This environment facilitated the discovery of a critical two-stage exploit chain: an initial remote code execution (RCE) within the baseband, followed by a VoLTE video call-based attack that escalates privileges to achieve full Android kernel access. The vulnerability affects 10-15% of cellular modems and numerous automotive systems, posing a systemic risk across the UNISOC lineup. As of August 17, 2026, no official patch has been provided.