What is CVE-2018-19333?

CVE-2018-19333 is a critical-severity vulnerability in Google Gvisor. CVSS score: 9.8/10. Published 2018-11-17.

How severe is CVE-2018-19333?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Google Gvisor

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 countin…

EPSS: 0.008 (51.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Google Gvisor
N/a — versions n/a

References

cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2018-19333?: CVE-2018-19333 is a critical-severity vulnerability in Google Gvisor. CVSS score: 9.8/10. Published 2018-11-17.
How severe is CVE-2018-19333?: Critical severity. CVSS v3 base score is 9.8 out of 10.