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Out-of-bounds Write


Severity High
Score 7.5/10


In Lua versions prior to 5.4.4, an erroneous finalizer called during a tail call leads to a heap-based buffer over-read.

  • LOW
  • NONE
  • NONE
  • NONE
  • NONE
  • HIGH

CWE-787 - Out-of-Bounds Write

Out-of-bounds write vulnerability is a memory access bug that allows software to write data past the end or before the beginning of the intended buffer. This may result in the corruption of data, a crash, or arbitrary code execution.

Advisory Timeline

  • Published