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MitreCVE-2015-8550

HistoryApr 14, 2016 - 2:59 p.m.

CVE-2015-8550

2016-04-1414:59:04

CWE-284

mitre

web.nvd.nist.gov

122

xen

cve-2015-8550

vulnerability

security

denial of service

privilege escalation

double fetch

nvd

CVSS2

5.7

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

COMPLETE

AV:L/AC:L/Au:S/C:P/I:P/A:C

CVSS3

8.2

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

AI Score

6.4

Confidence

High

EPSS

0.001

Percentile

29.6%

JSON

Xen, when used on a system providing PV backends, allows local guest OS administrators to cause a denial of service (host OS crash) or gain privileges by writing to memory shared between the frontend and backend, aka a double fetch vulnerability.

Affected configurations

Nvd

Node

xenxenMatch-

Node

novellsuse_linux_enterprise_real_time_extensionMatch12sp1

VendorProductVersionCPE
xenxen-cpe:2.3:o:xen:xen:-:*:*:*:*:*:*:*
novellsuse_linux_enterprise_real_time_extension12cpe:2.3:o:novell:suse_linux_enterprise_real_time_extension:12:sp1:*:*:*:*:*:*

Vendor	Product	Version	CPE
xen	xen	-	cpe:2.3:o:xen:xen:-:::::::*
novell	suse_linux_enterprise_real_time_extension	12	cpe:2.3:o:novell:suse_linux_enterprise_real_time_extension:12:sp1::::::