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Loop with Unreachable Exit Condition ('Infinite Loop')


Severity Medium
Score 5.5/10


An issue was discovered in the file-type package versions prior to 16.5.4 and 17.0.x prior to 17.1.3 for "Node.js". A malformed MKV file could cause the file type detector to get caught in an infinite loop. This would make the application become unresponsive and could be used to cause a DoS attack.

  • LOW
  • NONE
  • NONE
  • NONE
  • HIGH

CWE-835 - Loop with Unreachable Exit Condition

Loops with multiple exits and flags detract from the quality of an application. They tend to make control structures difficult to understand, and introduce the risk of non-termination and other structural problems. The vulnerability “loop with unreachable exit condition” enables attackers to exploit this flaw, leading to denial of service.

Advisory Timeline

  • Published