CVE-2018-20168

Description

Google gVisor before 2018-08-22 reuses a pagetable in a different level with the paging-structure cache intact, which allows attackers to cause a denial of service ("physical address not valid" panic) via a crafted application.

Category

5.5
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.05%
Vendor Advisory chromium.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://bugs.chromium.org/p/project-zero/issues/detail?id=1674 patch vendor advisory

Frequently Asked Questions

What is the severity of CVE-2018-20168?
CVE-2018-20168 has been scored as a medium severity vulnerability.
How to fix CVE-2018-20168?
To fix CVE-2018-20168, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-20168 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2018-20168 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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