CVE-2018-19333

Published: Nov 17, 2018Modified: Nov 21, 2024

9.8

Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitability: 3.9 / Impact: 5.9

Source: NVD

Description

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.

Affected (1)

Products: Google: Gvisor

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Google Gvisor	Before 2018-11-01

References (4)

https://github.com/google/gvisor/commit/0e277a39c8b6f905e289b75e8ad0594e6b3562ca

Source: cve@mitre.org

PatchThird Party Advisory

https://justi.cz/security/2018/11/14/gvisor-lpe.html

Source: cve@mitre.org

ExploitThird Party Advisory

https://github.com/google/gvisor/commit/0e277a39c8b6f905e289b75e8ad0594e6b3562ca

Source: af854a3a-2127-422b-91ae-364da2661108

PatchThird Party Advisory

https://justi.cz/security/2018/11/14/gvisor-lpe.html

Source: af854a3a-2127-422b-91ae-364da2661108

ExploitThird Party Advisory

Timeline

No history available yet.