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Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

CVE-2025-47404

Medium
6.5/10

Summary

Memory corruption when dynamically changing the size of a previously allocated buffer while its contents are being modified.

  • HIGH
  • LOCAL
  • HIGH
  • UNCHANGED
  • NONE
  • LOW
  • HIGH
  • LOW

CWE-120 - Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

The program copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.

References

Advisory Timeline

  • Published