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Advisory Published

CVE-2020-23109: Buffer Overflow

First published: Wed Nov 03 2021(Updated: )

Buffer overflow vulnerability in function convert_colorspace in heif_colorconversion.cc in libheif v1.6.2, allows attackers to cause a denial of service and disclose sensitive information, via a crafted HEIF file.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Struktur Libheif=1.6.2

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Frequently Asked Questions

  • What is CVE-2020-23109?

    CVE-2020-23109 is a buffer overflow vulnerability in the function convert_colorspace in libheif v1.6.2.

  • What is the severity of CVE-2020-23109?

    The severity of CVE-2020-23109 is 8.1 (high).

  • What is the affected software?

    The affected software is Struktur Libheif v1.6.2.

  • How can attackers exploit CVE-2020-23109?

    Attackers can exploit CVE-2020-23109 by using a crafted HEIF file to cause a denial of service and disclose sensitive information.

  • Is there a fix available for CVE-2020-23109?

    Yes, a fix is available for CVE-2020-23109. It is recommended to update to the latest version of Struktur Libheif.


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