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.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- http://www1.huawei.com/en/security/psirt/security-bulletins/security-advisories/hw-423503.htm ↗
- http://support.citrix.com/article/CTX200484 ↗
- http://lists.fedoraproject.org/pipermail/package-announce/2015-March/152776.html ↗
- http://lists.fedoraproject.org/pipermail/package-announce/2015-March/152588.html ↗
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html ↗
- http://xenbits.xen.org/xsa/advisory-123.html ↗
- http://www.securitytracker.com/id/1031903 ↗
- http://www.debian.org/security/2015/dsa-3181 ↗
- http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10761 ↗
- http://lists.fedoraproject.org/pipermail/package-announce/2015-March/152483.html ↗
- http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00014.html ↗
- https://security.gentoo.org/glsa/201604-03 ↗
- http://www.securityfocus.com/bid/73015 ↗
- http://www.securitytracker.com/id/1031806 ↗