CVE-2014-9030: Input Validation
First published: Mon Nov 24 2014(Updated: )
The do_mmu_update function in arch/x86/mm.c in Xen 3.2.x through 4.4.x does not properly manage page references, which allows remote domains to cause a denial of service by leveraging control over an HVM guest and a crafted MMU_MACHPHYS_UPDATE.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Xen XAPI | =3.2.0 | |
| Xen XAPI | =3.2.1 | |
| Xen XAPI | =3.2.2 | |
| Xen XAPI | =3.2.3 | |
| Xen XAPI | =3.3.0 | |
| Xen XAPI | =3.3.1 | |
| Xen XAPI | =3.3.2 | |
| Xen XAPI | =3.4.0 | |
| Xen XAPI | =3.4.1 | |
| Xen XAPI | =3.4.2 | |
| Xen XAPI | =3.4.3 | |
| Xen XAPI | =3.4.4 | |
| Xen XAPI | =4.0.0 | |
| Xen XAPI | =4.0.1 | |
| Xen XAPI | =4.0.2 | |
| Xen XAPI | =4.0.3 | |
| Xen XAPI | =4.0.4 | |
| Xen XAPI | =4.1.0 | |
| Xen XAPI | =4.1.1 | |
| Xen XAPI | =4.1.2 | |
| Xen XAPI | =4.1.3 | |
| Xen XAPI | =4.1.4 | |
| Xen XAPI | =4.1.5 | |
| Xen XAPI | =4.1.6.1 | |
| Xen XAPI | =4.2.0 | |
| Xen XAPI | =4.2.1 | |
| Xen XAPI | =4.2.2 | |
| Xen XAPI | =4.2.3 | |
| Xen XAPI | =4.3.0 | |
| Xen XAPI | =4.3.1 | |
| Xen XAPI | =4.4.0 | |
| Xen XAPI | =4.4.1 | |
| Debian Linux | =7.0 | |
| openSUSE | =13.1 | |
| openSUSE | =13.2 |
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Reference Links
- http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00005.html
- http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00010.html
- http://secunia.com/advisories/62672
- http://www.debian.org/security/2015/dsa-3140
- http://www.securityfocus.com/bid/71207
- http://xenbits.xen.org/xsa/advisory-113.html
- https://exchange.xforce.ibmcloud.com/vulnerabilities/98853
- https://security.gentoo.org/glsa/201504-04
Frequently Asked Questions
What is the severity of CVE-2014-9030?
CVE-2014-9030 has been classified as a medium severity vulnerability that can lead to denial of service.
How do I fix CVE-2014-9030?
To fix CVE-2014-9030, it is recommended to upgrade to a patched version of Xen, specifically versions 4.4.1 or higher.
What systems are affected by CVE-2014-9030?
CVE-2014-9030 affects Xen versions from 3.2.0 through 4.4.0, including various HVM guests.
What type of attack can exploit CVE-2014-9030?
CVE-2014-9030 can be exploited by remote domains to perform a denial of service attack leveraging control over an HVM guest.
Is there a workaround for CVE-2014-9030?
There are no known workarounds for CVE-2014-9030; upgrading to a secure version is the only mitigation.
- agent/type
- agent/references
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- agent/weakness
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- collector/mitre-cve
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- agent/software-canonical-lookup-request
- vendor/xen
- canonical/xen xapi
- version/xen xapi/3.2.0
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- version/xen xapi/3.4.0
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- version/xen xapi/3.4.2
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- version/xen xapi/4.0.0
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- version/xen xapi/4.0.2
- version/xen xapi/4.0.3
- version/xen xapi/4.0.4
- version/xen xapi/4.1.0
- version/xen xapi/4.1.1
- version/xen xapi/4.1.2
- version/xen xapi/4.1.3
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- version/xen xapi/4.1.5
- version/xen xapi/4.1.6.1
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- version/xen xapi/4.2.2
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- version/xen xapi/4.3.0
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- version/xen xapi/4.4.1
- vendor/debian
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- version/debian linux/7.0
- vendor/opensuse
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- version/opensuse/13.1
- version/opensuse/13.2