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CVE
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CVE-2015-2752Date: (C)2015-04-08   (M)2023-12-22


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).

CVSS Score and Metrics +CVSS Score and Metrics -

CVSS V2 Severity:
CVSS Score : 4.9
Exploit Score: 3.9
Impact Score: 6.9
 
CVSS V2 Metrics:
Access Vector: LOCAL
Access Complexity: LOW
Authentication: NONE
Confidentiality: NONE
Integrity: NONE
Availability: COMPLETE
  
Reference:
SECTRACK-1031994
BID-73448
FEDORA-2015-5208
FEDORA-2015-5295
FEDORA-2015-5402
GLSA-201504-04
SUSE-SU-2015:0923
http://xenbits.xen.org/xsa/advisory-125.html
openSUSE-SU-2015:0732

CPE    6
cpe:/o:fedoraproject:fedora:20
cpe:/o:fedoraproject:fedora:21
cpe:/o:xen:xen:4.5.0
cpe:/o:xen:xen:4.3.2
...
CWE    1
CWE-20
OVAL    11
oval:org.secpod.oval:def:108686
oval:org.secpod.oval:def:109402
oval:org.secpod.oval:def:109225
oval:org.secpod.oval:def:108879
...

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