Apple macOSiOS Kernel 10.12.3 (16D32) - Double-Free Due to Bad Locking in fsevents Device

Apple macOSiOS Kernel 10.12.3 16D32 - Double-Free Due to Bad Locking in fsevents Device / Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1129 fseventsfioctl handles ioctls on fsevent fds acquired via FSEVENTSCLONE64 on /dev/fsevents Heres the code for the FSEVENTSDEVICEFILTER64...

Apple macOSiOS Kernel 10.12.3 (16D32) - bpf Heap Overflow

Apple macOSiOS Kernel 10.12.3 16D32 - bpf Heap Overflow / Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1125 The bpf ioctl BIOCSBLEN allows userspace to set the bpf buffer length: case BIOCSBLEN: / uint / if d-bdbif != 0 error = EINVAL; else uint size; bcopyaddr, &size, sizeof...

macOS / iOS Kernel 10.12.3 (16D32) - SIOCGIFORDER Socket ioctl Off-by-One Memory Corruption

Exploit for multiple platform in category dos / poc / Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1111 SIOCSIFORDER and SIOCGIFORDER allow userspace programs to build and maintain the ifnetorderedhead linked list of interfaces. SIOCSIFORDER clears the existing list and allow...

macOS Kernel 10.12.3 (16D32) - Use-After-Free Due to Double-Release in posix_spawn Exploit

Exploit for multiple platform in category dos / poc / Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1104 exechandleportactions is responsible for handling the xnu port actions extension to posixspawn. It supports 4 different types of port PSPASPECIAL, PSPAEXCEPTION,...

macOS / iOS Kernel 10.12.3 (16D32) - Bad Locking in necp_open Use-After-Free Exploit

Exploit for multiple platform in category dos / poc / Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1116 necpopen is a syscall used to obtain a new necp file descriptor The necp file's fp's fgdata points to a struct necpfddata allocated on the heap. Here's the relevant code fr...

Apple macOS/iOS Kernel 10.12.3 (16D32) - SIOCGIFORDER Socket ioctl Off-by-One Memory Corruption

/ Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1111 SIOCSIFORDER and SIOCGIFORDER allow userspace programs to build and maintain the ifnetorderedhead linked list of interfaces. SIOCSIFORDER clears the existing list and allows userspace to specify an array of interface indexes...