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 =...

CVE-2014-5148

Xen 4.4.x, when running on an ARM system and "handling an unknown system register access from 64-bit userspace," returns to an instruction of the trap handler for kernel space faults instead of an instruction that is associated with faults in 64-bit userspace, which allows local guest users to...

DEBIAN-CVE-2014-5148

Xen 4.4.x, when running on an ARM system and "handling an unknown system register access from 64-bit userspace," returns to an instruction of the trap handler for kernel space faults instead of an instruction that is associated with faults in 64-bit userspace, which allows local guest users to...

CVE-2014-5148

Xen 4.4.x, when running on an ARM system and "handling an unknown system register access from 64-bit userspace," returns to an instruction of the trap handler for kernel space faults instead of an instruction that is associated with faults in 64-bit userspace, which allows local guest users to...

Flaw in handling unknown system register access from 64-bit userspace on ARM

ISSUE DESCRIPTION When handling an unknown system register access from 64-bit userspace Xen would incorrectly return to the second instruction of the trap handler for faults in kernel space rather than the first instruction of the trap handler for faults in 64-bit userspace. Any user in a guest...