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Out-of-bounds Write


Severity High
Score 7.5/10


decode_frame in libavcodec/exr.c in FFmpeg prior to 4.1.7, 4.2.x prior to 4.2.5, 4.3.x prior to 4.3.2, 4.4.x before 4.4 has an out-of-bounds write because of errors in calculations of when to perform memset zero operations.

  • 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