iOS 12 / macOS 10.14 voucher_swap Use-After-Free

Proof of concept for an older vulnerability from 2019. A use-after-free vulnerability in Apple's Mach voucher subsystem affects macOS version 10.14 and iOS version 12...

Apple macOS 10.12.1 / iOS 10.2 - Kernel Userspace Pointer Memory Corruption

Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1004 machvoucherextractattrrecipetrap is a mach trap which can be called from any context Here's the code: kernreturnt machvoucherextractattrrecipetrapstruct machvoucherextractattrrecipeargs args ipcvouchert voucher = IVNULL;...

Apple Mac OSX iOS - Unsandboxable Kernel Use-After-Free in Mach Vouchers

Apple Mac OSX iOS - Unsandboxable Kernel Use-After-Free in Mach Vouchers / Source: https://code.google.com/p/google-security-research/issues/detail?id=553 The mach voucher subsystem fails to correctly handle spoofed no-more-senders messages. ipckobjectserver will be called for mach messages sent ...