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Integer Overflow or Wraparound

CVE-2021-34392

Medium
4.4/10

Summary

Trusty TLK contains a vulnerability in the NVIDIA TLK kernel where an integer overflow in the tz_map_shared_mem function can bypass boundary checks, which might lead to denial of service.

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

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