TURPENTINE XNU Kernel Buffer Overflow

CVE-2024-27815 is a buffer overflow in the XNU kernel that was reported in sbconcat_mbufs. It was publicly fixed in xnu-10063.121.3, released with macOS 14.5, iOS 17.5, and visionOS 1.2. This bug was introduced in xnu-10002.1.13 (macOS 14.0/ iOS 17.0) and was fixed in xnu-10063.121.3 (macOS 14.5/ iOS 17.5). The bug affects kernels compiled with CONFIG_MBUF_MCACHE.