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Loop with Unreachable Exit Condition ('Infinite Loop')


Severity Medium
Score 6.5/10


The ReadCAPTIONImage function in "coders/caption.c" in ImageMagick6 before 6.9.9-15 and ImageMagick7 before 7.0.7-4 allows remote attackers to cause a denial of service (infinite loop) via a crafted font file.

  • 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