Skip to main content

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

CVE-2025-21476

High
7.8/10

Summary

Memory corruption when passing parameters to the Trusted Virtual Machine during the handshake.

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

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