Denial of Service Vulnerability in Google gVisor
CVE-2018-20168

5.5MEDIUM

Key Information:

Vendor

Google
Status
Gvisor
Vendor
CVE Published:
17 December 2018

What is CVE-2018-20168?

Google gVisor, prior to the update on August 22, 2018, has a vulnerability that involves improper handling of pagetable reuse at different levels while retaining the paging-structure cache. This flaw can be exploited by attackers through a specially crafted application, leading to a denial of service condition characterized by a 'physical address not valid' panic. Organizations utilizing gVisor should ensure they upgrade to the latest version to mitigate this risk.

References

https://bugs.chromium.org/p/project-zero/issues/detail?id...
x_refsource_MISC

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.
CVE-2018-20168 : Denial of Service Vulnerability in Google gVisor