Advisory Published
Advisory Published

CVE-2023-29659: Divide by Zero

First published: Fri May 05 2023(Updated: )

A Segmentation fault caused by a floating point exception exists in libheif 1.15.1 using crafted heif images via the heif::Fraction::round() function in, which causes a denial of service.


Affected SoftwareAffected VersionHow to fix
Struktur Libheif=1.15.1
Fedoraproject Fedora=36
Fedoraproject Fedora=37

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Frequently Asked Questions

  • What is CVE-2023-29659 vulnerability?

    CVE-2023-29659 is a vulnerability in libheif 1.15.1 that causes a segmentation fault and denial of service when processing crafted heif images.

  • What is the severity of CVE-2023-29659?

    The severity of CVE-2023-29659 is medium with a CVSS score of 6.5.

  • Which software versions are affected by CVE-2023-29659?

    Versions up to, but not including, 1.15.2 of libheif are affected by CVE-2023-29659.

  • How can I fix CVE-2023-29659 vulnerability?

    To fix the CVE-2023-29659 vulnerability, you should update to version 1.15.2 or higher of libheif.

  • What is the CWE ID for CVE-2023-29659?

    The CWE ID for CVE-2023-29659 is CWE-369.


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