CriticalFix available
chocolate-doom, crispy-doom — security advisory
The server in Chocolate Doom 3.0.0 and Crispy Doom 5.8.0 doesn't validate the user-controlled num_players value, leading to a buffer overflow. A malicious user can overwrite the server's stack.
- Products
- chocolate-doom, crispy-doom
- Affected versions
- Not specified
- Fixed versions
- 3.0.1-1, 5.9.0-1
- CVEs
- CVE-2020-14983
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 13:26 UTC · Revision 1
Source evidence
The server in Chocolate Doom 3.0.0 and Crispy Doom 5.8.0 doesn't validate the user-controlled num_players value, leading to a buffer overflow. A malicious user can overwrite the server's stack.
osv:DEBIAN-CVE-2020-14983
chocolate-doom
Fixed versions: 3.0.1-1
chocolate-doom
Fixed versions: 3.0.1-1
chocolate-doom
Fixed versions: 3.0.1-1
crispy-doom
Fixed versions: 5.9.0-1
crispy-doom
Fixed versions: 5.9.0-1
crispy-doom
Fixed versions: 5.9.0-1
Complete source record
{
"id": "66051db6bbafeae18ed7055ba24055e8a65e5aef94ea954b260b572543e955be",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2020-14983",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2020-14983",
"summary": "The server in Chocolate Doom 3.0.0 and Crispy Doom 5.8.0 doesn't validate the user-controlled num_players value, leading to a buffer overflow. A malicious user can overwrite the server's stack.",
"evidence": "osv:DEBIAN-CVE-2020-14983",
"products": [
{
"name": {
"value": "chocolate-doom",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "3.0.1-1",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "chocolate-doom",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "3.0.1-1",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "chocolate-doom",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "3.0.1-1",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "crispy-doom",
"evidence": "/affected/3/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "5.9.0-1",
"evidence": "/affected/3/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "crispy-doom",
"evidence": "/affected/4/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "5.9.0-1",
"evidence": "/affected/4/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "crispy-doom",
"evidence": "/affected/5/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "5.9.0-1",
"evidence": "/affected/5/ranges"
}
],
"affected_versions": []
}
],
"severity": "critical",
"structured": {
"id": "DEBIAN-CVE-2020-14983",
"aliases": [
"DEBIAN-CVE-2020-14983"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "3.0.1-1"
}
]
}
],
"package": {
"name": "chocolate-doom",
"purl": "pkg:deb/debian/chocolate-doom?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2020-14983.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "3.0.1-1"
}
]
}
],
"package": {
"name": "chocolate-doom",
"purl": "pkg:deb/debian/chocolate-doom?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2020-14983.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "3.0.1-1"
}
]
}
],
"package": {
"name": "chocolate-doom",
"purl": "pkg:deb/debian/chocolate-doom?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2020-14983.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "5.9.0-1"
}
]
}
],
"package": {
"name": "crispy-doom",
"purl": "pkg:deb/debian/crispy-doom?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2020-14983.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "5.9.0-1"
}
]
}
],
"package": {
"name": "crispy-doom",
"purl": "pkg:deb/debian/crispy-doom?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2020-14983.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "5.9.0-1"
}
]
}
],
"package": {
"name": "crispy-doom",
"purl": "pkg:deb/debian/crispy-doom?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2020-14983.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
],
"modified": "2026-10-26T12:02:27.561916073Z",
"provider": "osv",
"upstream": [
"CVE-2020-14983"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2020-14983"
]
},
"related_cves": [
{
"value": "CVE-2020-14983",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 452245,
"published_at": "2020-06-22T20:15:11.38+00:00"
}