Debian Security Bug TrackerDEBIANCVE:CVE-2016-9637CVE-2016-9637
7.5 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
HIGH
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
3.7 Low
CVSS2
Access Vector
LOCAL
Access Complexity
HIGH
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:H/Au:N/C:P/I:P/A:P
0.001 Low
EPSS
Percentile
25.6%
The (1) ioport_read and (2) ioport_write functions in Xen, when qemu is used as a device model within Xen, might allow local x86 HVM guest OS administrators to gain qemu process privileges via vectors involving an out-of-range ioport access.
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| Debian | 12 | all | qemu | < 1:7.2+dfsg-7+deb12u5 | qemu_1:7.2+dfsg-7+deb12u5_all.deb |
| Debian | 11 | all | qemu | < 1:5.2+dfsg-11+deb11u3 | qemu_1:5.2+dfsg-11+deb11u3_all.deb |
| Debian | 10 | all | qemu | < 1:3.1+dfsg-8+deb10u8 | qemu_1:3.1+dfsg-8+deb10u8_all.deb |
| Debian | 999 | all | qemu | < 1:8.2.3+ds-1 | qemu_1:8.2.3+ds-1_all.deb |
| Debian | 13 | all | qemu | < 1:8.2.1+ds-2 | qemu_1:8.2.1+ds-2_all.deb |
| Debian | 12 | all | xen | < 4.4.0-1 | xen_4.4.0-1_all.deb |
| Debian | 11 | all | xen | < 4.4.0-1 | xen_4.4.0-1_all.deb |
| Debian | 10 | all | xen | < 4.4.0-1 | xen_4.4.0-1_all.deb |
| Debian | 999 | all | xen | < 4.4.0-1 | xen_4.4.0-1_all.deb |
| Debian | 13 | all | xen | < 4.4.0-1 | xen_4.4.0-1_all.deb |
Related
7.5 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
HIGH
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
3.7 Low
CVSS2
Access Vector
LOCAL
Access Complexity
HIGH
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:H/Au:N/C:P/I:P/A:P
0.001 Low
EPSS
Percentile
25.6%