CVE-2026-12234 TOCTOU double-fetch in `zsock_sendmsg`/`recvmsg` userspace verifiers allows kernel-heap out-of-bounds write

The userspace syscall verifiers zvrfyzsocksendmsg and zvrfyzsockrecvmsg in subsys/net/lib/sockets/sockets.c snapshot the caller-supplied struct netmsghdr into a kernel-side copy with kusermodefromcopy, but then re-read the still-live user struct for subsequent decisions. The kernel iovec shadow...

CVE-2016-3762

The sockets subsystem in Android 5.0.x before 5.0.2, 5.1.x before 5.1.1, and 6.x before 2016-07-01 allows attackers to gain privileges via a crafted application that uses 1 the AFMSMIPC socket class or 2 another socket class that is unrecognized by SELinux, aka internal bug 28612709...

Code injection

The sockets subsystem in Android 5.0.x before 5.0.2, 5.1.x before 5.1.1, and 6.x before 2016-07-01 allows attackers to gain privileges via a crafted application that uses 1 the AFMSMIPC socket class or 2 another socket class that is unrecognized by SELinux, aka internal bug 28612709...

CVE-2016-3748

The sockets subsystem in Android 6.x before 2016-07-01 allows attackers to bypass intended system-call restrictions via a crafted application that makes an ioctl call, aka internal bug 28171804...

Design/Logic Flaw

The sockets subsystem in Android 6.x before 2016-07-01 allows attackers to bypass intended system-call restrictions via a crafted application that makes an ioctl call, aka internal bug 28171804...