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Improper Locking

CVE-2019-17343

Severity Medium
Score 6.8/10

Summary

An issue was discovered in Xen through 4.11.x allowing x86 PV guest OS users to cause a denial of service or gain privileges by leveraging incorrect use of the HVM physmap concept for PV domains.

  • LOW
  • PHYSICAL
  • HIGH
  • UNCHANGED
  • NONE
  • NONE
  • HIGH
  • HIGH

CWE-667 - Improper Locking

The software does not properly acquire or release a lock on a resource, leading to unexpected resource state changes and behaviors.

References

Advisory Timeline

  • Published