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    CVE-2025-13151

    Stack-based buffer overflow in libtasn1 version: v4.20.0. The function fails to validate the size of input data resulting in a buffer overflow in asn1_expend_octet_string.

    Published:Jan 7, 2026
    Last Modified:Feb 2, 2026
    EPS:Jan 7, 2026
    EPSS Score:0.00055
    CVSS Score:7.5

    Affected Products

    Vendor
    Gnu
    Product
    Libtasn1

    Exploits

    No exploit reference

    Related CVEs

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    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