5.7 Medium
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
COMPLETE
AV:L/AC:L/Au:S/C:P/I:P/A:C
8.2 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
0.001 Low
EPSS
Percentile
29.6%
Xen, when used on a system providing PV backends, allows local guest OS administrators to cause a denial of service (host OS crash) or gain privileges by writing to memory shared between the frontend and backend, aka a double fetch vulnerability.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Debian | 12 | all | linux | < 4.3.3-3 | linux_4.3.3-3_all.deb |
Debian | 11 | all | linux | < 4.3.3-3 | linux_4.3.3-3_all.deb |
Debian | 999 | all | linux | < 4.3.3-3 | linux_4.3.3-3_all.deb |
Debian | 13 | all | linux | < 4.3.3-3 | linux_4.3.3-3_all.deb |
Debian | 12 | all | qemu | < 1:2.5+dfsg-2 | qemu_1:2.5+dfsg-2_all.deb |
Debian | 11 | all | qemu | < 1:2.5+dfsg-2 | qemu_1:2.5+dfsg-2_all.deb |
Debian | 999 | all | qemu | < 1:2.5+dfsg-2 | qemu_1:2.5+dfsg-2_all.deb |
Debian | 13 | all | qemu | < 1:2.5+dfsg-2 | qemu_1:2.5+dfsg-2_all.deb |
Debian | 12 | all | xen | < 4.8.0~rc3-1 | xen_4.8.0~rc3-1_all.deb |
Debian | 11 | all | xen | < 4.8.0~rc3-1 | xen_4.8.0~rc3-1_all.deb |
5.7 Medium
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
COMPLETE
AV:L/AC:L/Au:S/C:P/I:P/A:C
8.2 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
0.001 Low
EPSS
Percentile
29.6%