Integer Overflow or Wraparound Affecting commonmarker Open this link in a new tab package, versions <0.23.4


0.0
high
  • Attack Complexity

    Low

  • Confidentiality

    High

  • Integrity

    High

  • Availability

    High

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  • snyk-id

    SNYK-RUBY-COMMONMARKER-2415031

  • published

    4 Mar 2022

  • disclosed

    3 Mar 2022

  • credit

    Felix Wilhelm

How to fix?

Upgrade commonmarker to version 0.23.4 or higher.

Overview

Affected versions of this package are vulnerable to Integer Overflow or Wraparound in table-row parsing, when parsing marker rows that contain more than UINT16_MAX columns. Note: If affected versions are used for rendering remote user controlled markdown, this vulnerability may lead to Remote Code Execution (RCE).