CVE-2015-2752
7.7 High
AI Score
Confidence
High
4.9 Medium
CVSS2
Access Vector
LOCAL
Access 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
0.001 Low
EPSS
Percentile
28.8%
The XEN_DOMCTL_memory_mapping hypercall in Xen 3.2.x through 4.5.x, when using a PCI passthrough device, is not preemptible, which allows local x86 HVM domain users to cause a denial of service (host CPU consumption) via a crafted request to the device model (qemu-dm).
References
lists.fedoraproject.org/pipermail/package-announce/2015-April/154574.html
lists.fedoraproject.org/pipermail/package-announce/2015-April/154579.html
lists.fedoraproject.org/pipermail/package-announce/2015-April/155198.html
lists.opensuse.org/opensuse-security-announce/2015-04/msg00014.html
lists.opensuse.org/opensuse-security-announce/2015-05/msg00018.html
www.securityfocus.com/bid/73448
www.securitytracker.com/id/1031994
xenbits.xen.org/xsa/advisory-125.html
security.gentoo.org/glsa/201504-04
Related
7.7 High
AI Score
Confidence
High
4.9 Medium
CVSS2
Access Vector
LOCAL
Access 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
0.001 Low
EPSS
Percentile
28.8%