CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:N/I:N/A:C
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
26.7%
Quick Emulator (Qemu) built with the USB redirector usb-guest support is vulnerable to a memory leakage flaw. It could occur while destroying the USB redirector in ‘usbredir_handle_destroy’. A guest user/process could use this issue to leak host memory, resulting in DoS for a host.
Vendor | Product | Version | CPE |
---|---|---|---|
qemu | qemu | * | cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:* |
debian | debian_linux | 8.0 | cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* |
redhat | openstack | 6.0 | cpe:2.3:a:redhat:openstack:6.0:*:*:*:*:*:*:* |
redhat | openstack | 7.0 | cpe:2.3:a:redhat:openstack:7.0:*:*:*:*:*:*:* |
redhat | openstack | 8 | cpe:2.3:a:redhat:openstack:8:*:*:*:*:*:*:* |
redhat | openstack | 9 | cpe:2.3:a:redhat:openstack:9:*:*:*:*:*:*:* |
redhat | openstack | 10 | cpe:2.3:a:redhat:openstack:10:*:*:*:*:*:*:* |
redhat | openstack | 11 | cpe:2.3:a:redhat:openstack:11:*:*:*:*:*:*:* |
redhat | virtualization | 4.0 | cpe:2.3:a:redhat:virtualization:4.0:*:*:*:*:*:*:* |
redhat | enterprise_linux | 7.0 | cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:* |
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:N/I:N/A:C
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
26.7%