CVE-2014-5146

Home/CVE/Certain MMU virtualization operations in Xen 4.2.x through 4.4.x before the xsa97-hap patch, when using Hardware Assiste

CVE

Certain MMU virtualization operations in Xen 4.2.x through 4.4.x before the xsa97-hap patch, when using Hardware Assiste

Certain MMU virtualization operations in Xen 4.2.x through 4.4.x before the xsa97-hap patch, when using Hardware Assisted Paging (HAP), are not preemptible, which allows local HVM guest to cause a denial of service (vcpu consumption) by invoking these operations, which process every page assigned to a guest, a different vulnerability than CVE-2014-5149.

MEDIUM · CVSS 4.7 EPSS 0.0007

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No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence

Sigma rules0 YARA rules0

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Affected Products & Versions

opensuseall versions

xenall versions

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Scoring & Timeline

4.7

MEDIUM · CVSS v2 (legacy) · cve@mitre.org

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This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.

v2 Vector

AV:L/AC:M/Au:N/C:N/I:N/A:C

Published to NVD22 Aug 2014 · 02:55 PM

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Vendor Advisories

suse-csafopenSUSE-SU-2024:10196-1

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References & Sources

Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.

http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136980.html

http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136981.html

http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00005.htmlThird Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00010.htmlThird Party Advisory

http://www.securityfocus.com/bid/69198Third Party AdvisoryVDB Entry

http://www.securitytracker.com/id/1030723Third Party AdvisoryVDB Entry

Show all 9 references

http://xenbits.xen.org/xsa/advisory-97.htmlPatchVendor Advisory

https://exchange.xforce.ibmcloud.com/vulnerabilities/95234

https://security.gentoo.org/glsa/201504-04

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