high
7.8
CWE
264
Advisory Published
Updated

CVE-2015-4104

First published: Wed Jun 03 2015(Updated: )

Xen 3.3.x through 4.5.x does not properly restrict access to PCI MSI mask bits, which allows local x86 HVM guest users to cause a denial of service (unexpected interrupt and host crash) via unspecified vectors.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Xen xen-unstable=3.3.0
Xen xen-unstable=3.3.1
Xen xen-unstable=3.3.2
Xen xen-unstable=3.4.0
Xen xen-unstable=3.4.1
Xen xen-unstable=3.4.2
Xen xen-unstable=3.4.3
Xen xen-unstable=3.4.4
Xen xen-unstable=4.0.0
Xen xen-unstable=4.0.1
Xen xen-unstable=4.0.2
Xen xen-unstable=4.0.3
Xen xen-unstable=4.0.4
Xen xen-unstable=4.1.0
Xen xen-unstable=4.1.1
Xen xen-unstable=4.1.2
Xen xen-unstable=4.1.3
Xen xen-unstable=4.1.4
Xen xen-unstable=4.1.5
Xen xen-unstable=4.1.6.1
Xen xen-unstable=4.2.0
Xen xen-unstable=4.2.1
Xen xen-unstable=4.2.2
Xen xen-unstable=4.2.3
Xen xen-unstable=4.3.0
Xen xen-unstable=4.3.1
Xen xen-unstable=4.3.2
Xen xen-unstable=4.3.4
Xen xen-unstable=4.4.0
Xen xen-unstable=4.4.1
Xen xen-unstable=4.5.0

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2015-4104?

    CVE-2015-4104 has a severity rating that indicates the potential for denial of service and unexpected host crashes.

  • How do I fix CVE-2015-4104?

    To fix CVE-2015-4104, you need to upgrade your Xen environment to a patched version that addresses this vulnerability.

  • What versions are affected by CVE-2015-4104?

    CVE-2015-4104 affects Xen versions from 3.3.x through 4.5.x.

  • What type of vulnerability is CVE-2015-4104?

    CVE-2015-4104 is a local denial of service vulnerability that affects x86 HVM guest users.

  • Can CVE-2015-4104 be exploited remotely?

    CVE-2015-4104 cannot be exploited remotely, as it requires local access to the x86 HVM guest.

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