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Integer Overflow or Wraparound

CVE-2017-6960

Medium
5/10

Summary

An issue was discovered in apng2gif 1.7. There is an integer overflow resulting in a heap-based buffer over-read, related to the load_apng function and the imagesize variable.

  • LOW
  • NETWORK
  • NONE
  • NONE
  • NONE
  • PARTIAL

CWE-190 - Integer Overflow or Wraparound

The software performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control.

References

Advisory Timeline

  • Published