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    CVE-2026-6068

    NASM contains a heap use after free vulnerability in response file (-@) processing where a dangling pointer to freed memory is stored in the global depend_file and later dereferenced, as the response-file buffer is freed before the pointer is used, allowing for data corruption or remote code execution.

    Published:Apr 10, 2026
    Last Modified:May 20, 2026
    EPS:Apr 10, 2026
    EPSS Score:0.00035
    CVSS Score:6.5

    Affected Products

    Vendor
    Nasm
    Product
    Nasm
    Vendor
    Nasm
    Product
    Netwide Assembler

    Exploits

    https://github.com/netwide-assembler/nasm/issues/222https://sekai.team/blog/nasm-cve-disclosure/cve-2026-6068

    Common Weakness Enumeration

    CWE-416 Use After Free

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    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