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Integer Overflow or Wraparound

CVE-2021-23215

Medium
5.5/10

Summary

An integer overflow leading to a heap-buffer overflow was found in the DwaCompressor of OpenEXR in versions before 2.5.5. An attacker could use this flaw to crash an application compiled with OpenEXR.

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