UBUNTU-CVE-2015-8555

See a problem?
Source
https://ubuntu.com/security/notices/UBUNTU-CVE-2015-8555
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2015/UBUNTU-CVE-2015-8555.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2015-8555
Related
Published
2016-04-13T15:59:00Z
Modified
2016-04-13T15:59:00Z
Severity
  • 8.6 (High) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N CVSS Calculator
Summary
[none]
Details

Xen 4.6.x, 4.5.x, 4.4.x, 4.3.x, and earlier do not initialize x86 FPU stack and XMM registers when XSAVE/XRSTOR are not used to manage guest extended register state, which allows local guest domains to obtain sensitive information from other domains via unspecified vectors.

References

Affected packages

Ubuntu:14.04:LTS / xen

Package

Name
xen
Purl
pkg:deb/ubuntu/xen@4.4.2-0ubuntu0.14.04.4?arch=src?distro=trusty

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.4.2-0ubuntu0.14.04.4

Affected versions

4.*

4.3.0-1ubuntu1
4.3.0-1ubuntu2
4.3.0-1ubuntu3
4.3.0-1ubuntu4
4.3.0-1ubuntu5
4.4.0-0ubuntu3
4.4.0-0ubuntu4
4.4.0-0ubuntu5
4.4.0-0ubuntu5.1
4.4.0-0ubuntu5.2
4.4.1-0ubuntu0.14.04.1
4.4.1-0ubuntu0.14.04.2
4.4.1-0ubuntu0.14.04.3
4.4.1-0ubuntu0.14.04.4
4.4.1-0ubuntu0.14.04.5
4.4.1-0ubuntu0.14.04.6
4.4.2-0ubuntu0.14.04.1
4.4.2-0ubuntu0.14.04.2
4.4.2-0ubuntu0.14.04.3

Ecosystem specific 

{
    "availability": "No subscription required",
    "ubuntu_priority": "medium",
    "binaries": [
        {
            "xenstore-utils-dbgsym": "4.4.2-0ubuntu0.14.04.4",
            "libxenstore3.0": "4.4.2-0ubuntu0.14.04.4",
            "libxen-4.4": "4.4.2-0ubuntu0.14.04.4",
            "libxenstore3.0-dbgsym": "4.4.2-0ubuntu0.14.04.4",
            "libxen-ocaml-dev": "4.4.2-0ubuntu0.14.04.4",
            "libxen-dev": "4.4.2-0ubuntu0.14.04.4",
            "xen-utils-4.4-dbgsym": "4.4.2-0ubuntu0.14.04.4",
            "xen-hypervisor-4.3-amd64": "4.4.2-0ubuntu0.14.04.4",
            "xen-hypervisor-4.3-armhf": "4.4.2-0ubuntu0.14.04.4",
            "xen-system-amd64": "4.4.2-0ubuntu0.14.04.4",
            "xen-hypervisor-4.4-arm64": "4.4.2-0ubuntu0.14.04.4",
            "libxen-ocaml": "4.4.2-0ubuntu0.14.04.4",
            "xenstore-utils": "4.4.2-0ubuntu0.14.04.4",
            "xen-system-armhf": "4.4.2-0ubuntu0.14.04.4",
            "xen-hypervisor-4.1-amd64": "4.4.2-0ubuntu0.14.04.4",
            "xen-hypervisor-4.4-armhf": "4.4.2-0ubuntu0.14.04.4",
            "xen-hypervisor-4.4-amd64": "4.4.2-0ubuntu0.14.04.4",
            "xen-utils-common": "4.4.2-0ubuntu0.14.04.4",
            "libxen-ocaml-dbgsym": "4.4.2-0ubuntu0.14.04.4",
            "xen-utils-4.4": "4.4.2-0ubuntu0.14.04.4",
            "libxen-4.4-dbgsym": "4.4.2-0ubuntu0.14.04.4",
            "xen-system-arm64": "4.4.2-0ubuntu0.14.04.4"
        }
    ]
}