Security researchers have identified a serious Android phone vulnerability that could affect the global smartphone ecosystem. The flaw, discovered by the security research team at Ledger, may expose sensitive information from millions of Android smartphones powered by certain Android chipsets. According to researchers, the issue could potentially impact devices representing roughly 25% of Android phones worldwide. 

The vulnerability involves specific Android chipsets produced by MediaTek and affects devices that use Trustonic’s Trusted Execution Environment (TEE). Researchers warned that attackers with brief physical access to a vulnerable device could extract sensitive data, including en...