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debiancveDebian Security Bug TrackerDEBIANCVE:CVE-2014-3601
HistorySep 01, 2014 - 1:55 a.m.

CVE-2014-3601

2014-09-0101:55:18
Debian Security Bug Tracker
security-tracker.debian.org
9

4.3 Medium

CVSS2

Attack Vector

ADJACENT_NETWORK

Attack Complexity

HIGH

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:A/AC:H/Au:S/C:N/I:N/A:C

0.002 Low

EPSS

Percentile

61.1%

The kvm_iommu_map_pages function in virt/kvm/iommu.c in the Linux kernel through 3.16.1 miscalculates the number of pages during the handling of a mapping failure, which allows guest OS users to (1) cause a denial of service (host OS memory corruption) or possibly have unspecified other impact by triggering a large gfn value or (2) cause a denial of service (host OS memory consumption) by triggering a small gfn value that leads to permanently pinned pages.

4.3 Medium

CVSS2

Attack Vector

ADJACENT_NETWORK

Attack Complexity

HIGH

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:A/AC:H/Au:S/C:N/I:N/A:C

0.002 Low

EPSS

Percentile

61.1%