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CVE-2012-5515

Medium
4.7/10

Summary

The (1) XENMEM_decrease_reservation, (2) XENMEM_populate_physmap, and (3) XENMEM_exchange hypercalls in Xen 4.2 and earlier allow local guest administrators to cause a denial of service (long loop and hang) via a crafted extent_order value.

  • MEDIUM
  • LOCAL
  • NONE
  • NONE
  • NONE
  • COMPLETE

References

Advisory Timeline

  • Published