CVE-2014-5149
CVSS2
Attack Vector
LOCAL
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:L/AC:M/Au:N/C:N/I:N/A:C
AI Score
Confidence
High
EPSS
Percentile
26.7%
Certain MMU virtualization operations in Xen 4.2.x through 4.4.x, when using shadow pagetables, are not preemptible, which allows local HVM guest to cause a denial of service (vcpu consumption) by invoking these operations, which process every page assigned to a guest, a different vulnerability than CVE-2014-5146.
Affected configurations
| Vendor | Product | Version | CPE |
|---|---|---|---|
| opensuse | opensuse | 13.1 | cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:* |
| opensuse | opensuse | 13.2 | cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:* |
| xen | xen | 4.2.0 | cpe:2.3:o:xen:xen:4.2.0:*:*:*:*:*:*:* |
| xen | xen | 4.2.1 | cpe:2.3:o:xen:xen:4.2.1:*:*:*:*:*:*:* |
| xen | xen | 4.2.2 | cpe:2.3:o:xen:xen:4.2.2:*:*:*:*:*:*:* |
| xen | xen | 4.2.3 | cpe:2.3:o:xen:xen:4.2.3:*:*:*:*:*:*:* |
| xen | xen | 4.3.0 | cpe:2.3:o:xen:xen:4.3.0:*:*:*:*:*:*:* |
| xen | xen | 4.3.1 | cpe:2.3:o:xen:xen:4.3.1:*:*:*:*:*:*:* |
| xen | xen | 4.4.0 | cpe:2.3:o:xen:xen:4.4.0:*:*:*:*:*:*:* |
References
lists.fedoraproject.org/pipermail/package-announce/2014-August/136980.html
lists.fedoraproject.org/pipermail/package-announce/2014-August/136981.html
lists.opensuse.org/opensuse-security-announce/2015-02/msg00005.html
lists.opensuse.org/opensuse-security-announce/2015-02/msg00010.html
www.securityfocus.com/bid/69199
www.securitytracker.com/id/1030723
xenbits.xen.org/xsa/advisory-97.html
exchange.xforce.ibmcloud.com/vulnerabilities/95235
security.gentoo.org/glsa/201504-04
Related
CVSS2
Attack Vector
LOCAL
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:L/AC:M/Au:N/C:N/I:N/A:C
AI Score
Confidence
High
EPSS
Percentile
26.7%