CVE-2018-19333

9.8CRITICAL

Key Information:

Vendor
Google
Status
Gvisor
Vendor
CVE Published:
17 November 2018

Summary

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.

References

https://justi.cz/security/2018/11/14/gvisor-lpe.html
x_refsource_MISC
https://github.com/google/gvisor/commit/0e277a39c8b6f905e...
x_refsource_MISC

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Collectors

NVD DatabaseMitre Database
.