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Out-of-bounds Write

CVE-2021-46790

Severity High
Score 7.8/10

Summary

ntfsck in NTFS-3G through 2021.8.22 has a heap-based buffer overflow involving "buffer+512*3-2". NOTE: the upstream position is that ntfsck is deprecated; however, it is shipped by some Linux distributions.

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