PT-2020-5252 · Linux+4 · Kvm+4
Boris Ostrovsky
·
Published
2020-02-23
·
Updated
2024-06-15
·
CVE-2020-2732
CVSS v3.1
6.8
Medium
| Vector | AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N |
Name of the Vulnerable Software and Affected Versions
KVM (affected versions not specified)
Description
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. The vulnerability is related to information disclosure and can be exploited by a remote attacker to gain access to protected information.
Recommendations
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
Information Disclosure
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Weakness Enumeration
Related Identifiers
Affected Products
Centos
Kvm
Red Hat
Suse
Ubuntu