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.
| Version | Base score | Base severity | Vector |
|---|
| Hyperlink | Resource Type |
|---|
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.
| Type | CWE ID | Description |
|---|---|---|
| text | N/A | n/a |
| Version | Base score | Base severity | Vector |
|---|
| CAPEC ID | Description |
|---|
| Event | Date |
|---|
| Hyperlink | Resource |
|---|---|
| http://xenbits.xen.org/xsa/advisory-113.html | x_refsource_CONFIRM |
| https://security.gentoo.org/glsa/201504-04 | vendor-advisory x_refsource_GENTOO |
| http://secunia.com/advisories/62672 | third-party-advisory x_refsource_SECUNIA |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/98853 | vdb-entry x_refsource_XF |
| http://www.debian.org/security/2015/dsa-3140 | vendor-advisory x_refsource_DEBIAN |
| http://www.securityfocus.com/bid/71207 | vdb-entry x_refsource_BID |
| http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00005.html | vendor-advisory x_refsource_SUSE |
| http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00010.html | vendor-advisory x_refsource_SUSE |
| Version | Base score | Base severity | Vector |
|---|
| CAPEC ID | Description |
|---|
| Event | Date |
|---|
| Hyperlink | Resource |
|---|---|
| http://xenbits.xen.org/xsa/advisory-113.html | x_refsource_CONFIRM x_transferred |
| https://security.gentoo.org/glsa/201504-04 | vendor-advisory x_refsource_GENTOO x_transferred |
| http://secunia.com/advisories/62672 | third-party-advisory x_refsource_SECUNIA x_transferred |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/98853 | vdb-entry x_refsource_XF x_transferred |
| http://www.debian.org/security/2015/dsa-3140 | vendor-advisory x_refsource_DEBIAN x_transferred |
| http://www.securityfocus.com/bid/71207 | vdb-entry x_refsource_BID x_transferred |
| http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00005.html | vendor-advisory x_refsource_SUSE x_transferred |
| http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00010.html | vendor-advisory x_refsource_SUSE x_transferred |
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.
| Date Added | Due Date | Vulnerability Name | Required Action |
|---|---|---|---|
| N/A |
| Type | Version | Base score | Base severity | Vector |
|---|---|---|---|---|
| Primary | 2.0 | 7.1 | HIGH | AV:N/AC:M/Au:N/C:N/I:N/A:C |