8.8
CWE
787
Advisory Published
Updated

CVE-2021-36531

First published: Fri Aug 27 2021(Updated: )

ngiflib 0.4 has a heap overflow in GetByte() at ngiflib.c:70 in NGIFLIB_NO_FILE mode, GetByte() reads memory buffer without checking the boundary.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
MiniUPnP=0.4

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Frequently Asked Questions

  • What is the severity of CVE-2021-36531?

    CVE-2021-36531 is classified as a moderate severity vulnerability due to the heap overflow risk it presents.

  • How do I fix CVE-2021-36531?

    To fix CVE-2021-36531, update ngiflib to the latest version that resolves the heap overflow issue.

  • What causes CVE-2021-36531?

    CVE-2021-36531 is caused by the GetByte() function reading memory without proper boundary checks in NGIFLIB_NO_FILE mode.

  • Which versions of ngiflib are affected by CVE-2021-36531?

    CVE-2021-36531 affects ngiflib version 0.4.

  • What are the potential impacts of CVE-2021-36531?

    Exploitation of CVE-2021-36531 could lead to application crashes or arbitrary code execution due to the heap overflow.

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