7.2 High
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:C/I:C/A:C
0.001 Low
EPSS
Percentile
36.6%
The x86 emulator in Xen 3.2.x through 4.5.x does not properly ignore segment overrides for instructions with register operands, which allows local guest users to obtain sensitive information, cause a denial of service (memory corruption), or possibly execute arbitrary code via unspecified vectors.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Debian | 12 | all | xen | < 4.4.1-8 | xen_4.4.1-8_all.deb |
Debian | 11 | all | xen | < 4.4.1-8 | xen_4.4.1-8_all.deb |
Debian | 999 | all | xen | < 4.4.1-8 | xen_4.4.1-8_all.deb |
Debian | 13 | all | xen | < 4.4.1-8 | xen_4.4.1-8_all.deb |