CVE-2020-21896

    Dashboard / Vulnerabilities / CVE-2020-21896

    CVE-2020-21896

    Published: 22 Aug 2023Last Modified: 7 Aug 2026

    Summary:

    Details: A Use After Free vulnerability in svg_dev_text_span_as_paths_defs function in source/fitz/svg-device.c in Artifex Software MuPDF 1.16.0 allows remote attackers to cause a denial of service via opening of a crafted PDF file.

    References: http://www.ghostscript.com/cgi-bin/findgit.cgi?8719e07834d6a72b6b4131539e49ed1e8e2ff79e, https://lists.debian.org/debian-lts-announce/2025/08/msg00017.html, https://bugs.ghostscript.com/show_bug.cgi?id=701294

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 97096297d409ec6f206298444ba00719607e8ba8
    Fixed -None

    Affected versions

    1.16.0-NA
    1.16.0-rc2
    1.16.0

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2020-21896 | CVE-DB