CVE-2015-2751
First published: Wed Apr 01 2015(Updated: )
Xen 4.3.x, 4.4.x, and 4.5.x, when using toolstack disaggregation, allows remote domains with partial management control to cause a denial of service (host lock) via unspecified domctl operations.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Xen XAPI | =4.3.0 | |
| Xen XAPI | =4.3.1 | |
| Xen XAPI | =4.3.2 | |
| Xen XAPI | =4.4.0 | |
| Xen XAPI | =4.4.0-rc1 | |
| Xen XAPI | =4.4.1 | |
| Xen XAPI | =4.5.0 | |
| Fedora | =20 | |
| Fedora | =21 |
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Reference Links
- http://lists.fedoraproject.org/pipermail/package-announce/2015-April/154574.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-April/154579.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155198.html
- http://lists.opensuse.org/opensuse-security-announce/2015-05/msg00018.html
- http://www.securityfocus.com/bid/73443
- http://www.securitytracker.com/id/1031997
- http://xenbits.xen.org/xsa/advisory-127.html
- https://security.gentoo.org/glsa/201504-04
Frequently Asked Questions
What is the severity of CVE-2015-2751?
CVE-2015-2751 is classified as a medium severity vulnerability due to its potential to cause a denial of service.
How do I fix CVE-2015-2751?
To mitigate CVE-2015-2751, users should upgrade to a version of Xen that is not affected by this vulnerability, such as Xen 4.6.x or later.
What impact does CVE-2015-2751 have on affected systems?
CVE-2015-2751 can lead to a denial of service by allowing remote domains to lock the host through specific operations.
Which versions of Xen are vulnerable to CVE-2015-2751?
CVE-2015-2751 affects Xen versions from 4.3.x to 4.5.x, including specific versions like 4.3.0, 4.4.0, and others.
Is CVE-2015-2751 specific to certain operating systems?
CVE-2015-2751 primarily affects the Xen hypervisor and has implications for operating systems that use this virtualization technology, such as Fedora.
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- agent/software-canonical-lookup-request
- vendor/xen
- canonical/xen xapi
- version/xen xapi/4.3.0
- version/xen xapi/4.3.1
- version/xen xapi/4.3.2
- version/xen xapi/4.4.0
- version/xen xapi/4.4.0-rc1
- version/xen xapi/4.4.1
- version/xen xapi/4.5.0
- vendor/fedoraproject
- canonical/fedora
- version/fedora/20
- version/fedora/21