CVE-2018-19333
pkg/sentry/kernel/shm/shm.go in Google gVisor before 2018-11-01 allows attackers to overwrite memory locations in processes running as root (but not escape the sandbox) via vectors involving IPC_RMID shmctl calls, because reference counting is mishandled.
Date published : 2018-11-17
https://github.com/google/gvisor/commit/0e277a39c8b6f905e289b75e8ad0594e6b3562ca