Description
The x86 emulator in Xen 3.2.x through 4.5.x does not properly ignore segment overrides for instructions with register operands, which allows local guest users to obtain sensitive information, cause a denial of service (memory corruption), or possibly execute arbitrary code via unspecified vectors.
Metrics
CVSS 2.0 7.2/10
AV:L/AC:L/Au:N/C:C/I:C/A:CWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10761
- http://lists.fedoraproject.org/pipermail/package-announce/2015-March/152483.htmlThird Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2015-March/152588.htmlThird Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2015-March/152776.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00014.html
- http://support.citrix.com/article/CTX200484
- http://www.debian.org/security/2015/dsa-3181Third Party Advisory
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html
- http://www.securityfocus.com/bid/73015
- http://www.securitytracker.com/id/1031806Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1031903Third Party Advisory, VDB Entry
- http://www1.huawei.com/en/security/psirt/security-bulletins/security-advisories/hw-423503.htm
- http://xenbits.xen.org/xsa/advisory-123.htmlPatch, Vendor Advisory
- https://security.gentoo.org/glsa/201604-03
- http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10761
- http://lists.fedoraproject.org/pipermail/package-announce/2015-March/152483.htmlThird Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2015-March/152588.htmlThird Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2015-March/152776.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00014.html
- http://support.citrix.com/article/CTX200484
- http://www.debian.org/security/2015/dsa-3181Third Party Advisory
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html
- http://www.securityfocus.com/bid/73015
- http://www.securitytracker.com/id/1031806Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1031903Third Party Advisory, VDB Entry
- http://www1.huawei.com/en/security/psirt/security-bulletins/security-advisories/hw-423503.htm
- http://xenbits.xen.org/xsa/advisory-123.htmlPatch, Vendor Advisory
- https://security.gentoo.org/glsa/201604-03
Timeline
- Published
- Mar 12, 2015
- Last modified
- Jun 17, 2026
- NVD status
- Modified