CVE-2014-9066

Xen 4.4.x and earlier, when using a large number of VCPUs, does not properly handle read and write locks, which allows local x86 guest users to cause a denial of service (write denial or NMI watchdog timeout and host crash) via a large number of read requests, a different vulnerability than CVE-2014-9065.

CVSS v2.0 4.7 MEDIUM

4.7^/10

CVSS v2.0 : MEDIUM

Vector : AV:L/AC:M/Au:N/C:N/I:N/A:C

Exploitability : 3.4 / Impact : 6.9

Access Vector LOCAL

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

References

Link	Resource
http://www.openwall.com/lists/oss-security/2014/12/08/4
http://xenbits.xen.org/xsa/advisory-114.html	Patch Vendor Advisory
http://www.securityfocus.com/bid/71546
http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00010.html
http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00005.html
https://security.gentoo.org/glsa/201504-04

Advertisement

Configurations

Configuration 1 (hide)

cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR	cpe:2.3:o:opensuse:opensuse:13.2:::::::*
	cpe:2.3:o:opensuse:opensuse:13.1:::::::*

Information

Published : 2014-12-09 15:59

Updated : 2018-10-30 09:27

NVD link : CVE-2014-9066

Mitre link : CVE-2014-9066

JSON object : View

CWE

CWE-17

DEPRECATED: Code

Advertisement

Products Affected

opensuse

opensuse

xen

xen

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "http://www.openwall.com/lists/oss-security/2014/12/08/4", "name": "[oss-security] 20141208 Xen Security Advisory 114 (CVE-2014-9065,CVE-2014-9066) - p2m lock starvation", "tags": [], "refsource": "MLIST"}, {"url": "http://xenbits.xen.org/xsa/advisory-114.html", "name": "http://xenbits.xen.org/xsa/advisory-114.html", "tags": ["Patch", "Vendor Advisory"], "refsource": "CONFIRM"}, {"url": "http://www.securityfocus.com/bid/71546", "name": "71546", "tags": [], "refsource": "BID"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00010.html", "name": "openSUSE-SU-2015:0256", "tags": [], "refsource": "SUSE"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00005.html", "name": "openSUSE-SU-2015:0226", "tags": [], "refsource": "SUSE"}, {"url": "https://security.gentoo.org/glsa/201504-04", "name": "GLSA-201504-04", "tags": [], "refsource": "GENTOO"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "Xen 4.4.x and earlier, when using a large number of VCPUs, does not properly handle read and write locks, which allows local x86 guest users to cause a denial of service (write denial or NMI watchdog timeout and host crash) via a large number of read requests, a different vulnerability than CVE-2014-9065."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-17"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2014-9066", "ASSIGNER": "cve@mitre.org"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 4.7, "accessVector": "LOCAL", "vectorString": "AV:L/AC:M/Au:N/C:N/I:N/A:C", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "MEDIUM", "availabilityImpact": "COMPLETE", "confidentialityImpact": "NONE"}, "severity": "MEDIUM", "impactScore": 6.9, "obtainAllPrivilege": false, "exploitabilityScore": 3.4, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}}, "publishedDate": "2014-12-09T23:59Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndIncluding": "4.4.1"}]}, {"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2018-10-30T16:27Z"}