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Improper Resource Shutdown or Release

CVE-2018-25021

Severity High
Score 7.5/10

Summary

The TCP Server module in toxcore before 0.2.8 doesn't free the TCP priority queue under certain conditions, which allows a remote attacker to exhaust the system's memory, causing a denial of service (DoS).

  • LOW
  • NETWORK
  • NONE
  • UNCHANGED
  • NONE
  • NONE
  • NONE
  • HIGH

CWE-404 - Improper Resource Shutdown or Release

The program does not release or incorrectly releases a resource before it is made available for re-use.

References

Advisory Timeline

  • Published