MediumFix available
ilmbase, openexr and 1 more products — security advisory
An integer overflow could occur when OpenEXR processes a crafted file on systems where size_t < 64 bits. This could cause an invalid bytesPerLine and maxBytesPerLine value, which could lead to problems with application stability or lead to other attack paths.
- Products
- ilmbase, openexr, povray
- Affected versions
- 1:3.7.0.0-8build1, 1:3.7.0.0-9build2, 1:3.7.0.0-9build3, 1:3.7.0.10-1, 1:3.7.0.10-3, 1:3.7.0.10-3build1, 1:3.7.0.10-3build3, 1:3.7.0.10-3build4, 1:3.7.0.10-3build6, 1:3.7.0.10-3build7, 1:3.7.0.10-3build8, 1:3.7.0.4-2, 1:3.7.0.8-1, 1:3.7.0.8-1build1, 1:3.7.0.8-3, 1:3.7.0.8-4, 1:3.7.0.8-4build1, 1:3.7.0.8-5, 2.2.0-10ubuntu2, 2.2.0-10ubuntu2.1, 2.2.0-10ubuntu2.2, 2.2.0-10ubuntu2.3, 2.2.0-10ubuntu2.4, 2.2.0-10ubuntu2.6, 2.2.0-10ubuntu2.6+esm1, 2.2.0-11.1ubuntu1, 2.2.0-11.1ubuntu1.1, 2.2.0-11.1ubuntu1.2, 2.2.0-11.1ubuntu1.3, 2.2.0-11.1ubuntu1.4, 2.2.0-11.1ubuntu1.6, 2.2.0-11.1ubuntu1.7, 2.2.0-11ubuntu1, 2.2.0-1ubuntu3, 2.2.0-7ubuntu1, 2.2.0-9ubuntu1, 2.2.1-2ubuntu1, 2.2.1-4.1ubuntu1, 2.3.0-6, 2.3.0-6build1, 2.3.0-6ubuntu0.1, 2.3.0-6ubuntu0.2, 2.3.0-6ubuntu0.3, 2.3.0-6ubuntu0.5, 2.5.4-1, 2.5.4-2, 2.5.7-1, 2.5.7-2
- Fixed versions
- 2.2.0-10ubuntu2.6+esm2, 2.2.0-11.1ubuntu1.8, 2.3.0-6ubuntu0.5+esm1, 2.5.7-1ubuntu0.1~esm1
- CVEs
- CVE-2021-3933
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 00:44 UTC · Revision 1
Source evidence
An integer overflow could occur when OpenEXR processes a crafted file on systems where size_t < 64 bits. This could cause an invalid bytesPerLine and maxBytesPerLine value, which could lead to problems with application stability or lead to other attack paths.
osv:UBUNTU-CVE-2021-3933
openexr
Fixed versions: 2.2.0-10ubuntu2.6+esm2
povray
Fixed versions: Not specified
openexr
Fixed versions: 2.2.0-11.1ubuntu1.8
povray
Fixed versions: Not specified
ilmbase
Fixed versions: Not specified
openexr
Fixed versions: 2.3.0-6ubuntu0.5+esm1
povray
Fixed versions: Not specified
ilmbase
Fixed versions: Not specified
povray
Fixed versions: Not specified
openexr
Fixed versions: 2.5.7-1ubuntu0.1~esm1
povray
Fixed versions: Not specified
povray
Fixed versions: Not specified
povray
Fixed versions: Not specified
povray
Fixed versions: Not specified
Complete source record
{
"id": "5a58797de03afb7b954fb5f5b31457bf72d8af0ca743bd24099daf27336c3b50",
"url": "https://osv.dev/vulnerability/UBUNTU-CVE-2021-3933",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "UBUNTU-CVE-2021-3933",
"summary": "An integer overflow could occur when OpenEXR processes a crafted file on systems where size_t < 64 bits. This could cause an invalid bytesPerLine and maxBytesPerLine value, which could lead to problems with application stability or lead to other attack paths.",
"evidence": "osv:UBUNTU-CVE-2021-3933",
"products": [
{
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"evidence": "/affected/0/package/name"
},
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{
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{
"value": "2.2.0-1ubuntu3",
"evidence": "/affected/0/versions"
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{
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"evidence": "/affected/0/versions"
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{
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{
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{
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{
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},
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{
"value": "1:3.7.0.0-8build1",
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{
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{
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{
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{
"value": "2.2.0-11.1ubuntu1",
"evidence": "/affected/2/versions"
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{
"value": "2.2.0-11.1ubuntu1.1",
"evidence": "/affected/2/versions"
},
{
"value": "2.2.0-11.1ubuntu1.2",
"evidence": "/affected/2/versions"
},
{
"value": "2.2.0-11.1ubuntu1.3",
"evidence": "/affected/2/versions"
},
{
"value": "2.2.0-11.1ubuntu1.4",
"evidence": "/affected/2/versions"
},
{
"value": "2.2.0-11.1ubuntu1.6",
"evidence": "/affected/2/versions"
},
{
"value": "2.2.0-11.1ubuntu1.7",
"evidence": "/affected/2/versions"
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]
},
{
"name": {
"value": "povray",
"evidence": "/affected/3/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "1:3.7.0.0-9build2",
"evidence": "/affected/3/versions"
},
{
"value": "1:3.7.0.0-9build3",
"evidence": "/affected/3/versions"
},
{
"value": "1:3.7.0.4-2",
"evidence": "/affected/3/versions"
}
]
},
{
"name": {
"value": "ilmbase",
"evidence": "/affected/4/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "2.2.1-2ubuntu1",
"evidence": "/affected/4/versions"
},
{
"value": "2.3.0-6",
"evidence": "/affected/4/versions"
},
{
"value": "2.3.0-6build1",
"evidence": "/affected/4/versions"
}
]
},
{
"name": {
"value": "openexr",
"evidence": "/affected/5/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "2.3.0-6ubuntu0.5+esm1",
"evidence": "/affected/5/ranges"
}
],
"affected_versions": [
{
"value": "2.2.1-4.1ubuntu1",
"evidence": "/affected/5/versions"
},
{
"value": "2.3.0-6",
"evidence": "/affected/5/versions"
},
{
"value": "2.3.0-6build1",
"evidence": "/affected/5/versions"
},
{
"value": "2.3.0-6ubuntu0.1",
"evidence": "/affected/5/versions"
},
{
"value": "2.3.0-6ubuntu0.2",
"evidence": "/affected/5/versions"
},
{
"value": "2.3.0-6ubuntu0.3",
"evidence": "/affected/5/versions"
},
{
"value": "2.3.0-6ubuntu0.5",
"evidence": "/affected/5/versions"
}
]
},
{
"name": {
"value": "povray",
"evidence": "/affected/6/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "1:3.7.0.8-1",
"evidence": "/affected/6/versions"
},
{
"value": "1:3.7.0.8-1build1",
"evidence": "/affected/6/versions"
},
{
"value": "1:3.7.0.8-3",
"evidence": "/affected/6/versions"
},
{
"value": "1:3.7.0.8-4",
"evidence": "/affected/6/versions"
},
{
"value": "1:3.7.0.8-4build1",
"evidence": "/affected/6/versions"
}
]
},
{
"name": {
"value": "ilmbase",
"evidence": "/affected/7/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "2.5.4-1",
"evidence": "/affected/7/versions"
},
{
"value": "2.5.7-2",
"evidence": "/affected/7/versions"
}
]
},
{
"name": {
"value": "povray",
"evidence": "/affected/8/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "1:3.7.0.8-5",
"evidence": "/affected/8/versions"
},
{
"value": "1:3.7.0.10-1",
"evidence": "/affected/8/versions"
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]
},
{
"name": {
"value": "openexr",
"evidence": "/affected/9/package/name"
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{
"value": "2.5.7-1ubuntu0.1~esm1",
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],
"affected_versions": [
{
"value": "2.5.4-2",
"evidence": "/affected/9/versions"
},
{
"value": "2.5.7-1",
"evidence": "/affected/9/versions"
}
]
},
{
"name": {
"value": "povray",
"evidence": "/affected/10/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "1:3.7.0.10-3",
"evidence": "/affected/10/versions"
},
{
"value": "1:3.7.0.10-3build1",
"evidence": "/affected/10/versions"
},
{
"value": "1:3.7.0.10-3build3",
"evidence": "/affected/10/versions"
},
{
"value": "1:3.7.0.10-3build4",
"evidence": "/affected/10/versions"
}
]
},
{
"name": {
"value": "povray",
"evidence": "/affected/11/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "1:3.7.0.10-3build4",
"evidence": "/affected/11/versions"
},
{
"value": "1:3.7.0.10-3build6",
"evidence": "/affected/11/versions"
}
]
},
{
"name": {
"value": "povray",
"evidence": "/affected/12/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "1:3.7.0.10-3build7",
"evidence": "/affected/12/versions"
},
{
"value": "1:3.7.0.10-3build8",
"evidence": "/affected/12/versions"
}
]
},
{
"name": {
"value": "povray",
"evidence": "/affected/13/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "1:3.7.0.10-3build6",
"evidence": "/affected/13/versions"
},
{
"value": "1:3.7.0.10-3build7",
"evidence": "/affected/13/versions"
}
]
}
],
"severity": "medium",
"structured": {
"id": "UBUNTU-CVE-2021-3933",
"aliases": [
"UBUNTU-CVE-2021-3933"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
],
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{
"ranges": [
{
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"events": [
{
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},
{
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}
],
"package": {
"name": "openexr",
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"2.2.0-10ubuntu2.6+esm1"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-3933.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libopenexr22",
"binary_version": "2.2.0-10ubuntu2.6+esm2"
},
{
"binary_name": "openexr",
"binary_version": "2.2.0-10ubuntu2.6+esm2"
}
],
"availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
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}
],
"package": {
"name": "povray",
"purl": "pkg:deb/ubuntu/povray?arch=source&distro=xenial",
"ecosystem": "Ubuntu:16.04:LTS"
},
"versions": [
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],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-3933.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "povray",
"binary_version": "1:3.7.0.0-8build1"
},
{
"binary_name": "povray-examples",
"binary_version": "1:3.7.0.0-8build1"
},
{
"binary_name": "povray-includes",
"binary_version": "1:3.7.0.0-8build1"
}
]
}
},
{
"ranges": [
{
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{
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{
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]
}
],
"package": {
"name": "openexr",
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},
"versions": [
"2.2.0-11ubuntu1",
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"2.2.0-11.1ubuntu1.2",
"2.2.0-11.1ubuntu1.3",
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],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-3933.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libopenexr22",
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},
{
"binary_name": "openexr",
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}
],
"availability": "No subscription required"
}
},
{
"ranges": [
{
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{
"introduced": "0"
}
]
}
],
"package": {
"name": "povray",
"purl": "pkg:deb/ubuntu/povray?arch=source&distro=bionic",
"ecosystem": "Ubuntu:18.04:LTS"
},
"versions": [
"1:3.7.0.0-9build2",
"1:3.7.0.0-9build3",
"1:3.7.0.4-2"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-3933.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "povray",
"binary_version": "1:3.7.0.4-2"
},
{
"binary_name": "povray-examples",
"binary_version": "1:3.7.0.4-2"
},
{
"binary_name": "povray-includes",
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}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
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}
]
}
],
"package": {
"name": "ilmbase",
"purl": "pkg:deb/ubuntu/ilmbase?arch=source&distro=focal",
"ecosystem": "Ubuntu:20.04:LTS"
},
"versions": [
"2.2.1-2ubuntu1",
"2.3.0-6",
"2.3.0-6build1"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-3933.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libilmbase24",
"binary_version": "2.3.0-6build1"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.3.0-6ubuntu0.5+esm1"
}
]
}
],
"package": {
"name": "openexr",
"purl": "pkg:deb/ubuntu/openexr?arch=source&distro=esm-apps%2Ffocal",
"ecosystem": "Ubuntu:Pro:20.04:LTS"
},
"versions": [
"2.2.1-4.1ubuntu1",
"2.3.0-6",
"2.3.0-6build1",
"2.3.0-6ubuntu0.1",
"2.3.0-6ubuntu0.2",
"2.3.0-6ubuntu0.3",
"2.3.0-6ubuntu0.5"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-3933.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libopenexr24",
"binary_version": "2.3.0-6ubuntu0.5+esm1"
},
{
"binary_name": "openexr",
"binary_version": "2.3.0-6ubuntu0.5+esm1"
}
],
"availability": "Available with Ubuntu Pro: https://ubuntu.com/pro"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "povray",
"purl": "pkg:deb/ubuntu/povray?arch=source&distro=focal",
"ecosystem": "Ubuntu:20.04:LTS"
},
"versions": [
"1:3.7.0.8-1",
"1:3.7.0.8-1build1",
"1:3.7.0.8-3",
"1:3.7.0.8-4",
"1:3.7.0.8-4build1"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-3933.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "fonts-povray",
"binary_version": "1:3.7.0.8-4build1"
},
{
"binary_name": "povray",
"binary_version": "1:3.7.0.8-4build1"
},
{
"binary_name": "povray-examples",
"binary_version": "1:3.7.0.8-4build1"
},
{
"binary_name": "povray-includes",
"binary_version": "1:3.7.0.8-4build1"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "ilmbase",
"purl": "pkg:deb/ubuntu/ilmbase?arch=source&distro=jammy",
"ecosystem": "Ubuntu:22.04:LTS"
},
"versions": [
"2.5.4-1",
"2.5.7-2"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-3933.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libilmbase25",
"binary_version": "2.5.7-2"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "povray",
"purl": "pkg:deb/ubuntu/povray?arch=source&distro=jammy",
"ecosystem": "Ubuntu:22.04:LTS"
},
"versions": [
"1:3.7.0.8-5",
"1:3.7.0.10-1"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-3933.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "fonts-povray",
"binary_version": "1:3.7.0.10-1"
},
{
"binary_name": "povray",
"binary_version": "1:3.7.0.10-1"
},
{
"binary_name": "povray-examples",
"binary_version": "1:3.7.0.10-1"
},
{
"binary_name": "povray-includes",
"binary_version": "1:3.7.0.10-1"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.5.7-1ubuntu0.1~esm1"
}
]
}
],
"package": {
"name": "openexr",
"purl": "pkg:deb/ubuntu/openexr?arch=source&distro=esm-apps%2Fjammy",
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"availability": "Available with Ubuntu Pro: https://ubuntu.com/pro"
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},
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}
},
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"package": {
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"ecosystem": "Ubuntu:26.04:LTS"
},
"versions": [
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"1:3.7.0.10-3build7"
],
"database_specific": {
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},
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{
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},
{
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{
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}
}
],
"modified": "2026-10-17T12:56:01.582995670Z",
"provider": "osv",
"upstream": [
"CVE-2021-3933"
],
"references": [
"https://ubuntu.com/security/CVE-2021-3933",
"https://access.redhat.com/security/cve/CVE-2021-3933",
"https://ubuntu.com/security/notices/USN-5144-1",
"https://ubuntu.com/security/notices/USN-5620-1",
"https://www.cve.org/CVERecord?id=CVE-2021-3933"
]
},
"related_cves": [
{
"value": "CVE-2021-3933",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 354604,
"published_at": "2021-11-09T16:11:00+00:00"
}