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    Dashboard / CVE / CVE-2023-52339

    CVE-2023-52339

    In libebml before 1.4.5, an integer overflow in MemIOCallback.cpp can occur when reading or writing. It may result in buffer overflows.

    Published:Jan 12, 2024
    Last Modified:Nov 4, 2025
    EPS:Jan 12, 2024
    EPSS Score:0.00413
    CVSS Score:6.5

    Affected Products

    Vendor
    Matroska
    Product
    Libebml

    Exploits

    https://github.com/Matroska-Org/libebml/issues/147https://github.com/Matroska-Org/libebml/issues/147

    Common Weakness Enumeration

    CWE-190 Integer Overflow or Wraparound

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-92 Forced Integer Overflow

    References

    https://github.com/Matroska-Org/libebml/blob/v1.x/NEWS.md
    https://github.com/Matroska-Org/libebml/compare/release-1.4.4...release-1.4.5
    https://github.com/Matroska-Org/libebml/issues/147
    https://github.com/Matroska-Org/libebml/pull/148
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BJUXVOIRWPP7OFYUKQZDNJTSLWCPIZBH/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XNANFT4P6KL4WDQ3TV6QQ44NSC7WKLAB/
    https://github.com/Matroska-Org/libebml/blob/v1.x/NEWS.md
    https://github.com/Matroska-Org/libebml/compare/release-1.4.4...release-1.4.5
    https://github.com/Matroska-Org/libebml/issues/147
    https://github.com/Matroska-Org/libebml/pull/148
    https://lists.debian.org/debian-lts-announce/2025/01/msg00016.html
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BJUXVOIRWPP7OFYUKQZDNJTSLWCPIZBH/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XNANFT4P6KL4WDQ3TV6QQ44NSC7WKLAB/
    https://lists.fedoraproject.org/archives/list/[email protected]/message/BJUXVOIRWPP7OFYUKQZDNJTSLWCPIZBH/
    https://lists.fedoraproject.org/archives/list/[email protected]/message/XNANFT4P6KL4WDQ3TV6QQ44NSC7WKLAB/

    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