CVE-2019-6291

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    CVE-2019-6291

    Published: 15 Jan 2019Last Modified: 8 Sept 2026

    Summary:

    Details: An issue was discovered in the function expr6 in eval.c in Netwide Assembler (NASM) through 2.14.02. There is a stack exhaustion problem caused by the expr6 function making recursive calls to itself in certain scenarios involving lots of '!' or '+' or '-' characters. Remote attackers could leverage this vulnerability to cause a denial-of-service via a crafted asm file.

    References: https://bugzilla.nasm.us/show_bug.cgi?id=3392549

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    nasm-2.14.02
    nasm-2.14.01
    nasm-2.14.01rc5
    nasm-2.14.01rc4
    nasm-2.14.01rc3
    nasm-2.14.01rc2
    nasm-2.14.01rc1
    nasm-2.14

    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