Debian Security Bug TrackerDEBIANCVE:CVE-2016-5242CVE-2016-5242
5.6 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:H
4.7 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:L/AC:M/Au:N/C:N/I:N/A:C
0.001 Low
EPSS
Percentile
23.9%
The p2m_teardown function in arch/arm/p2m.c in Xen 4.4.x through 4.6.x allows local guest OS users with access to the driver domain to cause a denial of service (NULL pointer dereference and host OS crash) by creating concurrent domains and holding references to them, related to VMID exhaustion.
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| 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 |
| Debian | 10 | all | xen | < 4.8.0~rc3-1 | xen_4.8.0~rc3-1_all.deb |
| Debian | 999 | all | xen | < 4.8.0~rc3-1 | xen_4.8.0~rc3-1_all.deb |
| Debian | 13 | all | xen | < 4.8.0~rc3-1 | xen_4.8.0~rc3-1_all.deb |
Related
5.6 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:H
4.7 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:L/AC:M/Au:N/C:N/I:N/A:C
0.001 Low
EPSS
Percentile
23.9%