Apple iOS - Kernel Stack Memory Disclosure due to Failure to Check copyin Return Value

Here's a code snippet from sleh.c with the second level exception handler for undefined instruction exceptions: static void handleuncategorizedarmsavedstatet state, booleant instrLen2 exceptiontypet exception = EXCBADINSTRUCTION; machexceptiondatatypet codes2 = EXCARMUNDEFINED; machmsgtypenumbert...

Apple iOS - Kernel Stack Memory Disclosure due to Failure to Check copyin Return Value

Apple iOS - Kernel Stack Memory Disclosure due to Failure to Check copyin Return Value Here's a code snippet from sleh.c with the second level exception handler for undefined instruction exceptions: static void handleuncategorizedarmsavedstatet state, booleant instrLen2 exceptiontypet exception =...

Apple macOS 10.12.1 iOS 10.2 - Kernel Userspace Pointer Memory Corruption

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...