MacDirtyCow

MacDirtyCow Example of CVE-2022-46689 aka MacDirtyCow. What? MacDirtyCow is a privilege escalation vulnerability in macOS, similar to the Dirty COW vulnerability in Linux. The vulnerability resides in the copy-on-write COW mechanism used by macOS's XNU kernel. The vulnerability allows an attacker...

Apple macOS XNU Kernel - Memory Disclosure due to bug in Kernel API for Detecting Kernel Memory Disclosures

/ Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1372 the kernel libproc API proclistuptrs has the following comment in it's userspace header: / Enumerate potential userspace pointers embedded in kernel data structures. Currently inspects kqueues only. NOTE: returned "pointers"...