UBUNTU-CVE-2021-39247

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    UBUNTU-CVE-2021-39247

    Published: 17 Aug 2021Last Modified: 22 Apr 2026
    Upstream:
    CVE-2021-39247

    Summary:

    Details: Zint Barcode Generator before 2.10.0 has a one-byte buffer over-read, related to is_last_single_ascii in code1.c, and rs_encode_uint in reedsol.c.

    References: https://ubuntu.com/security/CVE-2021-39247, https://sourceforge.net/p/zint/code/ci/9b02cd52214e80f945bff41fc94bc1e17e15810c/, https://sourceforge.net/p/zint/tickets/232/, https://www.cve.org/CVERecord?id=CVE-2021-39247

    Affected packages

    Package

    Name: zint

    Purl: pkg:deb/ubuntu/[email protected]?arch=source&distro=jammy

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    2.9.1-1.1

    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
    UBUNTU-CVE-2021-39247 | CVE-DB