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CVE-2016-6259 PUBLISHED

Xen 4.5.x through 4.7.x do not implement Supervisor Mode Access Prevention (SMAP) whitelisting in 32-bit exception and event delivery, which allows local 32-bit PV guest OS kernels to cause a denial of service (hypervisor and VM crash) by triggering a safety check.

EPSS 0.27% · 50.0th percentile

Risk Scores

EPSS Score
0.27%
50.0th percentile

Affected Products

VendorProductVersions
Ubuntu:16.04:LTSxen0, 4.5.1-0ubuntu1, 4.5.1-0ubuntu2

Timeline

References

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