CVE-2021-40985

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Source
https://nvd.nist.gov/vuln/detail/CVE-2021-40985
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-40985.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2021-40985
Downstream
Related
Published
2021-11-03T17:15:08Z
Modified
2025-09-16T07:18:49.022992Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
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 imageloadbmp.

References

Affected packages

Debian:11 / htmldoc

Package

Name
htmldoc
Purl
pkg:deb/debian/htmldoc?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.9.11-4+deb11u1

Affected versions

1.*

1.9.11-4

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:12 / htmldoc

Package

Name
htmldoc
Purl
pkg:deb/debian/htmldoc?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.9.13-1

Ecosystem specific 

{
    "urgency": "unimportant"
}

Debian:13 / htmldoc

Package

Name
htmldoc
Purl
pkg:deb/debian/htmldoc?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.9.13-1

Ecosystem specific 

{
    "urgency": "unimportant"
}

Debian:14 / htmldoc

Package

Name
htmldoc
Purl
pkg:deb/debian/htmldoc?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.9.13-1

Ecosystem specific 

{
    "urgency": "unimportant"
}

Git / github.com/michaelrsweet/htmldoc

Affected ranges

Type
GIT
Repo
https://github.com/michaelrsweet/htmldoc
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
f12b9666e582a8e7b70f11b28e5ffc49ad625d43

Affected versions

v1.*

v1.8.30
v1.9
v1.9.1
v1.9.10
v1.9.11
v1.9.12
v1.9.2
v1.9.3
v1.9.4
v1.9.5
v1.9.6
v1.9.7
v1.9.8
v1.9.9

Database specific 

{
    "vanir_signatures": [
        {
            "source": "https://github.com/michaelrsweet/htmldoc/commit/f12b9666e582a8e7b70f11b28e5ffc49ad625d43",
            "deprecated": false,
            "signature_version": "v1",
            "signature_type": "Function",
            "id": "CVE-2021-40985-5711492f",
            "digest": {
                "function_hash": "235288188373485764838552579787458681969",
                "length": 4196.0
            },
            "target": {
                "file": "htmldoc/image.cxx",
                "function": "image_load_bmp"
            }
        },
        {
            "source": "https://github.com/michaelrsweet/htmldoc/commit/f12b9666e582a8e7b70f11b28e5ffc49ad625d43",
            "deprecated": false,
            "signature_version": "v1",
            "signature_type": "Line",
            "id": "CVE-2021-40985-cf967adb",
            "digest": {
                "line_hashes": [
                    "257141514835789531580371397587660108400",
                    "283175293527098262048020954610039308665",
                    "183847361107666746679610264155092227619",
                    "70669642789662802104105858184899219014",
                    "168806463103019594349885454995563723793",
                    "78063532877380292851353647147807482642",
                    "23937941108991224855156320071632840118",
                    "79038696367307572280894279184605094182",
                    "252027508351634483800230415675881158328",
                    "111665357732966115136306573663186122285",
                    "269559370259603800226433636181528946091"
                ],
                "threshold": 0.9
            },
            "target": {
                "file": "htmldoc/image.cxx"
            }
        }
    ]
}