Heap-based Buffer Overflow Affecting libyaml package, versions <0.2.3



    Attack Complexity Low
    Availability High

    Threat Intelligence

    EPSS 3.09% (91st percentile)
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6.3 medium
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Red Hat
5 medium

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  • Snyk ID npm:libyaml:20140204
  • published 4 Feb 2014
  • disclosed 4 Feb 2014
  • credit N/A

How to fix?

Update to version 0.2.3 that includes a version of LibYAML that contains a fix for this issue.


LibYAML, the library that libyaml provides bindings for is vulnerable to a heap-based buffer overflow when parsing YAML tags.

Source: Node Security Project