CVE-2016-6354

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    CVE-2016-6354

    Published: 21 Sept 2016Last Modified: 8 Jul 2026

    Summary:

    Details: Heap-based buffer overflow in the yy_get_next_buffer function in Flex before 2.6.1 might allow context-dependent attackers to cause a denial of service or possibly execute arbitrary code via vectors involving num_to_read.

    References: http://www.debian.org/security/2016/dsa-3653, http://www.openwall.com/lists/oss-security/2016/07/18/8, http://www.openwall.com/lists/oss-security/2016/07/26/12, https://security.gentoo.org/glsa/201701-31, https://github.com/westes/flex/commit/a5cbe929ac3255d371e698f62dc256afe7006466

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    v2.6.0

    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
    CVE-2016-6354 | CVE-DB