CVE-2018-19333

CVE-2018-19333 affects Google gVisor (pkg/sentry/kernel/shm/shm.go) prior to 2018-11-01. The issue arises from mishandled reference counting, allowing attackers to overwrite memory locations in processes running as root (but not escape the sandbox) via IPC_RMID shmctl-related vectors. This is a m...