Vulnerability Monitor

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CVE-2014-8866

The compatibility mode hypercall argument translation in Xen 3.3.x through 4.4.x, when running on a 64-bit hypervisor, allows local 32-bit HVM guests to cause a denial of service (host crash) via vectors involving altering the high halves of registers while in 64-bit mode.

Published

2014-12-01T15:59:08.797

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 4.7 (MEDIUM)

CVSSv2 Vector

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

Access Vector: LOCAL
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: COMPLETE

Exploitability Score

3.4

Impact Score

6.9

Weaknesses

Type: Primary
CWE-17

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	debian	debian_linux	7.0	Yes
Operating System	xen	xen	3.3.0	Yes
Operating System	xen	xen	3.3.1	Yes
Operating System	xen	xen	3.3.2	Yes
Operating System	xen	xen	3.4.0	Yes
Operating System	xen	xen	3.4.1	Yes
Operating System	xen	xen	3.4.2	Yes
Operating System	xen	xen	3.4.3	Yes
Operating System	xen	xen	3.4.4	Yes
Operating System	xen	xen	4.0.0	Yes
Operating System	xen	xen	4.0.1	Yes
Operating System	xen	xen	4.0.2	Yes
Operating System	xen	xen	4.0.3	Yes
Operating System	xen	xen	4.0.4	Yes
Operating System	xen	xen	4.1.0	Yes
Operating System	xen	xen	4.1.1	Yes
Operating System	xen	xen	4.1.2	Yes
Operating System	xen	xen	4.1.3	Yes
Operating System	xen	xen	4.1.4	Yes
Operating System	xen	xen	4.1.5	Yes
Operating System	xen	xen	4.1.6.1	Yes
Operating System	xen	xen	4.2.0	Yes
Operating System	xen	xen	4.2.1	Yes
Operating System	xen	xen	4.2.2	Yes
Operating System	xen	xen	4.2.3	Yes
Operating System	xen	xen	4.3.0	Yes
Operating System	xen	xen	4.3.1	Yes
Operating System	xen	xen	4.4.0	Yes
Operating System	xen	xen	4.4.0	Yes
Operating System	opensuse	opensuse	13.1	Yes
Operating System	opensuse	opensuse	13.2	Yes

References

http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00005.html Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00010.html Third Party Advisory ([email protected])
http://secunia.com/advisories/59937 Permissions Required, Third Party Advisory ([email protected])
http://secunia.com/advisories/62672 Permissions Required, Third Party Advisory ([email protected])
http://support.citrix.com/article/CTX200288 ([email protected])
http://support.citrix.com/article/CTX201794 Third Party Advisory ([email protected])
http://www.debian.org/security/2015/dsa-3140 Third Party Advisory ([email protected])
http://www.securityfocus.com/bid/71332 Third Party Advisory, VDB Entry ([email protected])
http://xenbits.xen.org/xsa/advisory-111.html Patch, Vendor Advisory ([email protected])
https://security.gentoo.org/glsa/201504-04 Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00005.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00010.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/59937 Permissions Required, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/62672 Permissions Required, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://support.citrix.com/article/CTX200288 (af854a3a-2127-422b-91ae-364da2661108)
http://support.citrix.com/article/CTX201794 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.debian.org/security/2015/dsa-3140 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/71332 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://xenbits.xen.org/xsa/advisory-111.html Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/201504-04 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)