CVE-2018-25021

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).

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).

Reference Links(if available):

  • https://blog.tox.chat/2018/10/memory-leak-bug-and-new-toxcore-release-fixing-it/
  • https://github.com/TokTok/c-toxcore/issues/1214
  • https://github.com/TokTok/c-toxcore/pull/1216
  • CVSS Score (if available)

    v2: / MEDIUM

    v3: /

    Links to Exploits(if available)