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Cybersecurity firm IDs unfixable security flaw that affects seven iPhone models

Cybersecurity firm Paradigm Shift discovered a hardware vulnerability called usbliter8. The flaw affects the BootROM of A12 and A13 chips and cannot be fixed with software patches. This exploit allows attackers to hijack the boot process on seven iPhone models and other Apple devices.

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What changed

Researchers identified a specific unpatchable hardware exploit named usbliter8 affecting A12 and A13 chips.

Live updates

  1. Paradigm Shift Identifies Unpatchable usbliter8 Flaw in Apple Chips

    Cybersecurity firm Paradigm Shift discovered a hardware vulnerability called usbliter8. The flaw affects the BootROM of A12 and A13 chips and cannot be fixed with software patches. This exploit allows attackers to hijack the boot process on seven iPhone models and other Apple devices.

    What's confirmed:

    • The usbliter8 exploit targets the BootROM of Apple A12 and A13 chips.
    • The security flaw is unpatchable via software.
    • Paradigm Shift identified the vulnerability in seven iPhone models.
    • The flaw affects the USB controller of devices with A12/A13 or S4/S5 chips.

    Still unconfirmed:

    • The weakness could allow attackers to gain deep access to affected devices.
    • Vulnerabilities at this level can compromise the integrity of the entire device.
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