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.
References
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 |