CVE-2021-40985

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    CVE-2021-40985

    Published: 3 Nov 2021Last Modified: 8 Jul 2026

    Summary:

    Details: A stack-based buffer under-read in htmldoc before 1.9.12, allows attackers to cause a denial of service via a crafted BMP image to image_load_bmp.

    References: https://lists.debian.org/debian-lts-announce/2022/02/msg00022.html, https://github.com/michaelrsweet/htmldoc/commit/f12b9666e582a8e7b70f11b28e5ffc49ad625d43, https://github.com/michaelrsweet/htmldoc/issues/444

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -df5d3010151a506c5ca138548aac02b37fb421f9

    Affected versions

    v1.9.12
    v1.9.11
    v1.9.10
    v1.9.9
    v1.9.8
    v1.9.7
    v1.9.6
    v1.9.5
    v1.9.4
    v1.9.3
    v1.9.2
    v1.9.1
    v1.9

    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-2021-40985 | CVE-DB