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CVE Record

CVE-2013-2072: Buffer overflow in the Python bindings for the xc_vcpu_setaffinity call in Xen 4.0.x, 4.1.x, and 4.2.x allo...

Buffer overflow in the Python bindings for the xc_vcpu_setaffinity call in Xen 4.0.x, 4.1.x, and 4.2.x allows local administrators with permissions to configure VCPU affinity to cause a denial of service (memory corruption and xend toolstack crash) and possibly gain privileges via a crafted cpumap.

UnknownCVSS not scoredNot KEV-listedUpdated
Glexia's TakeAutomated analysis

Security readout for executives and security teams

CVE-2013-2072 affects older Xen virtualization hosts using the xend toolstack. An administrator who can change virtual CPU affinity could trigger memory corruption, crash xend, and possibly gain higher privileges. This is mainly a risk for legacy Xen environments, not a broad internet-facing vulnerability. Exposure is likely limited to hosts running Xen 4.0.x through 4.2.x with xend and users permitted to configure VCPU affinity. Modern Xen deployments or environments not using xend may not be affected, but this must be confirmed against vendor guidance. Treat as medium priority for legacy Xen estates. Prioritize remediation where administrators are delegated limited host-management rights or where xend stability is business-critical. If no Xen 4.0.x-4.2.x systems remain, urgency is low after verification. Mitigation focus: Apply Xen or distribution updates referenced by the vendor advisories.; Check current vendor guidance for supported fixed versions.; Restrict VCPU affinity configuration to trusted administrators..

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

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Affected products

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