CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:N/AC:M/Au:N/C:N/I:N/A:C
AI Score
Confidence
High
EPSS
Percentile
67.9%
The do_mmu_update function in arch/x86/mm.c in Xen 3.2.x through 4.4.x does not properly manage page references, which allows remote domains to cause a denial of service by leveraging control over an HVM guest and a crafted MMU_MACHPHYS_UPDATE.
Vendor | Product | Version | CPE |
---|---|---|---|
xen | xen | 3.2.0 | cpe:2.3:o:xen:xen:3.2.0:*:*:*:*:*:*:* |
xen | xen | 3.2.1 | cpe:2.3:o:xen:xen:3.2.1:*:*:*:*:*:*:* |
xen | xen | 3.2.2 | cpe:2.3:o:xen:xen:3.2.2:*:*:*:*:*:*:* |
xen | xen | 3.2.3 | cpe:2.3:o:xen:xen:3.2.3:*:*:*:*:*:*:* |
xen | xen | 3.3.0 | cpe:2.3:o:xen:xen:3.3.0:*:*:*:*:*:*:* |
xen | xen | 3.3.1 | cpe:2.3:o:xen:xen:3.3.1:*:*:*:*:*:*:* |
xen | xen | 3.3.2 | cpe:2.3:o:xen:xen:3.3.2:*:*:*:*:*:*:* |
xen | xen | 3.4.0 | cpe:2.3:o:xen:xen:3.4.0:*:*:*:*:*:*:* |
xen | xen | 3.4.1 | cpe:2.3:o:xen:xen:3.4.1:*:*:*:*:*:*:* |
xen | xen | 3.4.2 | cpe:2.3:o:xen:xen:3.4.2:*:*:*:*:*:*:* |
lists.opensuse.org/opensuse-security-announce/2015-02/msg00005.html
lists.opensuse.org/opensuse-security-announce/2015-02/msg00010.html
secunia.com/advisories/62672
www.debian.org/security/2015/dsa-3140
www.securityfocus.com/bid/71207
xenbits.xen.org/xsa/advisory-113.html
exchange.xforce.ibmcloud.com/vulnerabilities/98853
security.gentoo.org/glsa/201504-04