PoC Index

CVE-2018-19333

CRITICAL 9.8EPSS 0.8%

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.

CVSS v3.0
9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v2.0
7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
EPSS
0.81% chance of exploitation in the next 30 days, 54th percentile
Published
2018-11-17
Updated
2024-08-05

Proof-of-concept exploits (1)

References

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