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Improper Locking

CVE-2009-2857

Severity Medium
Score 5.5/10

Summary

The kernel in Sun Solaris 8, 9, and 10, and OpenSolaris before snv_103, does not properly handle interaction between the filesystem and virtual-memory implementations, which allows local users to cause a denial of service (deadlock and system halt) via vectors involving mmap and write operations on the same file.

  • LOW
  • LOCAL
  • NONE
  • UNCHANGED
  • NONE
  • LOW
  • NONE
  • 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