CVE-2020-2732

5.8MEDIUM

Key Information:

Vendor
Oracle
Status
Oracle Linux
Vendor
CVE Published:
8 April 2020

Summary

A flaw was discovered in the way that the KVM hypervisor handled instruction emulation for an L2 guest when nested virtualisation is enabled. Under some circumstances, an L2 guest may trick the L0 guest into accessing sensitive L1 resources that should be inaccessible to the L2 guest.

Affected Version(s)

Oracle Linux 7

Oracle Linux 6

References

https://www.openwall.com/lists/oss-security/2020/02/25/3
x_refsource_MISC
https://www.spinics.net/lists/kvm/msg208259.html
x_refsource_MISC
https://git.kernel.org/linus/07721feee46b4b24840213322823...
x_refsource_MISC

CVSS V3.1

Score:
5.8
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Adjacent Network
Attack Complexity:
High
Privileges Required:
Low
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Collectors

NVD DatabaseMitre Database
.