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    CVE-2021-3407

    A flaw was found in mupdf 1.18.0. Double free of object during linearization may lead to memory corruption and other potential consequences.

    Published:Feb 23, 2021
    Last Modified:Feb 13, 2025
    EPS:Feb 23, 2021
    EPSS Score:0.01483
    CVSS Score:5.5

    Affected Products

    Vendor
    Artifex
    Product
    Mupdf
    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Fedoraproject
    Product
    Fedora

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-415 Double Free

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2025-71382 (CVSS 7.1) — MuPDF before 1.27.0-rc1 contains an uncontrolled recursion vulnerability in the EPUB CSS rendering engine that…
    CVE-2026-7233 (CVSS 1.9) — A vulnerability was determined in Artifex MuPDF up to 1.28.0. The impacted element is the function fz_subset_c…
    CVE-2026-40505 (CVSS 4.8) — MuPDF before 1.27 contains an ANSI injection vulnerability in mutool that allows attackers to inject arbitrary…
    CVE-2026-3308 (CVSS 7.8) — An integer overflow vulnerability in 'pdf-image.c' in Artifex's MuPDF version 1.27.0 allows an attacker to mal…
    CVE-2025-15569 (CVSS 7.3) — A flaw has been found in Artifex MuPDF up to 1.26.1 on Windows. The impacted element is the function get_syste…
    CVE-2026-25556 (CVSS 5.9) — MuPDF versions 1.23.0 through 1.27.0 contain a double-free vulnerability in fz_fill_pixmap_from_display_list()…
    CVE-2025-55780 (CVSS 7.5) — A null pointer dereference occurs in the function break_word_for_overflow_wrap() in MuPDF 1.26.4 when renderin…
    CVE-2025-46206 (CVSS 6.5) — An issue in Artifex mupdf 1.25.6, 1.25.5 allows a remote attacker to cause a denial of service via an infinite…
    CVE-2024-46657 (CVSS 5.5) — Artifex Software mupdf v1.24.9 was discovered to contain a segmentation fault via the component /tools/pdfextr…
    CVE-2024-24259 (CVSS 7.5) — freeglut through 3.4.0 was discovered to contain a memory leak via the menuEntry variable in the glutAddMenuEn…

    References

    http://git.ghostscript.com/?p=mupdf.git%3Bh=cee7cefc610d42fd383b3c80c12cbc675443176a
    https://bugs.ghostscript.com/show_bug.cgi?id=703366
    https://lists.debian.org/debian-lts-announce/2021/03/msg00012.html
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LCADE3VSPWCGTE5BV4KL273R5VK3GDKM/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M44PNYCBL33OD7GC75XNE6CDS4VSGVWO/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZLC6MPH7YS6JPU427XOFRLF3KKZQUZJN/
    https://security.gentoo.org/glsa/202105-30
    http://git.ghostscript.com/?p=mupdf.git%3Bh=cee7cefc610d42fd383b3c80c12cbc675443176a
    https://bugs.ghostscript.com/show_bug.cgi?id=703366
    https://lists.debian.org/debian-lts-announce/2021/03/msg00012.html
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LCADE3VSPWCGTE5BV4KL273R5VK3GDKM/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M44PNYCBL33OD7GC75XNE6CDS4VSGVWO/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZLC6MPH7YS6JPU427XOFRLF3KKZQUZJN/
    https://security.gentoo.org/glsa/202105-30

    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