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

CVE-2025-29632

Severity Medium
Score 5.4/10

Summary

Buffer Overflow vulnerability in Free5gc through v.4.0.0 and github.com/free5gc/amf through v1.3.1 allows a remote attacker to cause a Denial Of Service(DOS) via the AMF, NGAP, "security.go", "handler_generated.go", "handleInitialUEMessageMain", "DecodePlainNasNoIntegrityCheck", "GetSecurityHeaderType "components.

  • HIGH
  • NETWORK
  • LOW
  • CHANGED
  • NONE
  • NONE
  • LOW
  • NONE

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.

Advisory Timeline

  • Published