ubuntu-cve-2021-37819
Vulnerability from osv_ubuntu
Published
2022-09-09 22:15
Modified
2026-05-20 14:53
Summary
Details
PDF Labs pdftk-java v3.2.3 was discovered to contain an infinite loop via the component /text/pdf/PdfReader.java.
Severity
7.5 (High)
N/A (UNKNOWN)
References
{
"affected": [
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libitext-java",
"binary_version": "2.1.7-10"
},
{
"binary_name": "libitext-java-gcj",
"binary_version": "2.1.7-10"
},
{
"binary_name": "libitext-rtf-java",
"binary_version": "2.1.7-10"
},
{
"binary_name": "libitext-rups-java",
"binary_version": "2.1.7-10"
}
]
},
"package": {
"ecosystem": "Ubuntu:16.04:LTS",
"name": "libitext-java",
"purl": "pkg:deb/ubuntu/libitext-java@2.1.7-10?arch=source\u0026distro=xenial"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.1.7-9",
"2.1.7-10"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libitext5-java",
"binary_version": "5.5.6-2"
}
]
},
"package": {
"ecosystem": "Ubuntu:16.04:LTS",
"name": "libitext5-java",
"purl": "pkg:deb/ubuntu/libitext5-java@5.5.6-2?arch=source\u0026distro=xenial"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"5.5.6-1",
"5.5.6-2"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libitext-java",
"binary_version": "2.1.7-12"
},
{
"binary_name": "libitext-rtf-java",
"binary_version": "2.1.7-12"
},
{
"binary_name": "libitext-rups-java",
"binary_version": "2.1.7-12"
}
]
},
"package": {
"ecosystem": "Ubuntu:18.04:LTS",
"name": "libitext-java",
"purl": "pkg:deb/ubuntu/libitext-java@2.1.7-12?arch=source\u0026distro=bionic"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.1.7-11",
"2.1.7-12"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libitext5-java",
"binary_version": "5.5.6-4"
}
]
},
"package": {
"ecosystem": "Ubuntu:18.04:LTS",
"name": "libitext5-java",
"purl": "pkg:deb/ubuntu/libitext5-java@5.5.6-4?arch=source\u0026distro=bionic"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"5.5.6-2",
"5.5.6-4"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libitext-java",
"binary_version": "2.1.7-12"
},
{
"binary_name": "libitext-rtf-java",
"binary_version": "2.1.7-12"
},
{
"binary_name": "libitext-rups-java",
"binary_version": "2.1.7-12"
}
]
},
"package": {
"ecosystem": "Ubuntu:20.04:LTS",
"name": "libitext-java",
"purl": "pkg:deb/ubuntu/libitext-java@2.1.7-12?arch=source\u0026distro=focal"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.1.7-12"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libitext5-java",
"binary_version": "5.5.13.1-1build2"
}
]
},
"package": {
"ecosystem": "Ubuntu:20.04:LTS",
"name": "libitext5-java",
"purl": "pkg:deb/ubuntu/libitext5-java@5.5.13.1-1build2?arch=source\u0026distro=focal"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"5.5.13.1-1build2"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "pdftk-java",
"binary_version": "3.0.9-1"
}
]
},
"package": {
"ecosystem": "Ubuntu:20.04:LTS",
"name": "pdftk-java",
"purl": "pkg:deb/ubuntu/pdftk-java@3.0.9-1?arch=source\u0026distro=focal"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"3.0.2-2",
"3.0.6-1",
"3.0.9-1"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libitext-java",
"binary_version": "2.1.7-12"
},
{
"binary_name": "libitext-rtf-java",
"binary_version": "2.1.7-12"
},
{
"binary_name": "libitext-rups-java",
"binary_version": "2.1.7-12"
}
]
},
"package": {
"ecosystem": "Ubuntu:22.04:LTS",
"name": "libitext-java",
"purl": "pkg:deb/ubuntu/libitext-java@2.1.7-12?arch=source\u0026distro=jammy"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.1.7-12"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libitext5-java",
"binary_version": "5.5.13.2-1"
}
]
},
"package": {
"ecosystem": "Ubuntu:22.04:LTS",
"name": "libitext5-java",
"purl": "pkg:deb/ubuntu/libitext5-java@5.5.13.2-1?arch=source\u0026distro=jammy"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"5.5.13.2-1"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "pdftk-java",
"binary_version": "3.2.2-1"
}
]
},
"package": {
"ecosystem": "Ubuntu:22.04:LTS",
"name": "pdftk-java",
"purl": "pkg:deb/ubuntu/pdftk-java@3.2.2-1?arch=source\u0026distro=jammy"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"3.2.2-1"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libitext-java",
"binary_version": "2.1.7-16"
},
{
"binary_name": "libitext-rtf-java",
"binary_version": "2.1.7-16"
}
]
},
"package": {
"ecosystem": "Ubuntu:24.04:LTS",
"name": "libitext-java",
"purl": "pkg:deb/ubuntu/libitext-java@2.1.7-16?arch=source\u0026distro=noble"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.1.7-14",
"2.1.7-15",
"2.1.7-16"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libitext5-java",
"binary_version": "5.5.13.3-4"
}
]
},
"package": {
"ecosystem": "Ubuntu:24.04:LTS",
"name": "libitext5-java",
"purl": "pkg:deb/ubuntu/libitext5-java@5.5.13.3-4?arch=source\u0026distro=noble"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"5.5.13.3-2",
"5.5.13.3-3",
"5.5.13.3-4"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libitext-java",
"binary_version": "2.1.7-16"
},
{
"binary_name": "libitext-rtf-java",
"binary_version": "2.1.7-16"
}
]
},
"package": {
"ecosystem": "Ubuntu:25.10",
"name": "libitext-java",
"purl": "pkg:deb/ubuntu/libitext-java@2.1.7-16?arch=source\u0026distro=questing"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.1.7-16"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libitext5-java",
"binary_version": "5.5.13.3-4"
}
]
},
"package": {
"ecosystem": "Ubuntu:25.10",
"name": "libitext5-java",
"purl": "pkg:deb/ubuntu/libitext5-java@5.5.13.3-4?arch=source\u0026distro=questing"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"5.5.13.3-4"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libitext-java",
"binary_version": "2.1.7-16"
},
{
"binary_name": "libitext-rtf-java",
"binary_version": "2.1.7-16"
}
]
},
"package": {
"ecosystem": "Ubuntu:26.04:LTS",
"name": "libitext-java",
"purl": "pkg:deb/ubuntu/libitext-java@2.1.7-16?arch=source\u0026distro=resolute"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.1.7-16"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libitext5-java",
"binary_version": "5.5.13.4-2"
}
]
},
"package": {
"ecosystem": "Ubuntu:26.04:LTS",
"name": "libitext5-java",
"purl": "pkg:deb/ubuntu/libitext5-java@5.5.13.4-2?arch=source\u0026distro=resolute"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"5.5.13.3-4",
"5.5.13.4-1",
"5.5.13.4-2"
]
}
],
"aliases": [],
"details": "PDF Labs pdftk-java v3.2.3 was discovered to contain an infinite loop via the component /text/pdf/PdfReader.java.",
"id": "UBUNTU-CVE-2021-37819",
"modified": "2026-05-20T14:53:27Z",
"published": "2022-09-09T22:15:00Z",
"references": [
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2021-37819"
},
{
"type": "REPORT",
"url": "https://gitlab.com/pdftk-java/pdftk/-/merge_requests/21"
},
{
"type": "REPORT",
"url": "https://gitlab.com/pdftk-java/pdftk/-/commit/75deacdf5c46fd4eefb310c784eb9dfdc7b9fdc9"
},
{
"type": "REPORT",
"url": "https://gitlab.com/pdftk-java/pdftk/-/commit/9b0cbb76c8434a8505f02ada02a94263dcae9247"
},
{
"type": "REPORT",
"url": "https://gitlab.com/pdftk-java/pdftk/-/merge_requests/21/diffs?commit_id=9b0cbb76c8434a8505f02ada02a94263dcae9247#diff-content-b3cfd29983c793bcae2375502abd5baa8f5d1081"
},
{
"type": "REPORT",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-37819"
}
],
"related": [],
"schema_version": "1.7.0",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
],
"upstream": [
"CVE-2021-37819"
]
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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