CVE-2021-3545

Description

An information disclosure vulnerability was found in the virtio vhost-user GPU device (vhost-user-gpu) of QEMU in versions up to and including 6.0. The flaw exists in virgl_cmd_get_capset_info() in contrib/vhost-user-gpu/virgl.c and could occur due to the read of uninitialized memory. A malicious guest could exploit this issue to leak memory from the host.

Related CPE's

References

Issue TrackingThird Party Advisory
Mailing ListThird Party Advisory

CvssV3 impact

BaseSeverity

MEDIUM

ConfidentialityImpact

HIGH

AttackComplexity

LOW

Scope

CHANGED

AttackVector

LOCAL

AvailabilityImpact

NONE

IntegrityImpact

NONE

PrivilegesRequired

LOW

BaseScore

6.5

VectorString

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N

Version

3.1

UserInteraction

NONE

CvssV2 impact

AccessComplexity

LOW

ConfidentialityImpact

PARTIAL

AvailabilityImpact

NONE

IntegrityImpact

NONE

BaseScore

2.1

VectorString

AV:L/AC:L/Au:N/C:P/I:N/A:N

Version

2.0

AccessVector

LOCAL

Authentication

NONE