CVE-2021-20299
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2021-20299
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-20299.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2021-20299
- Downstream
- Related
- Published
- 2022-03-16T15:15:10.043Z
- Modified
- 2025-12-09T16:57:05.046051Z
- Severity
-
- 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
- Summary
- [none]
- Details
-
A flaw was found in OpenEXR's Multipart input file functionality. A crafted multi-part input file with no actual parts can trigger a NULL pointer dereference. The highest threat from this vulnerability is to system availability.
- References
Affected packages
Git / github.com/openexr/openexr
Git / github.com/academysoftwarefoundation/openexr
Affected ranges
- Type
- GIT
- Repo
- https://github.com/academysoftwarefoundation/openexr
- Events
-
Introduced0 Unknown introduced commit / All previous commits are affectedFixed
Affected versions
Other
OPENEXR_1_0_4
v1.*
v1.7.1
v2.*
v2.0.0
v2.0.0.GM
v2.0.0.beta.1
v2.0.0.beta.2
v2.0.1
v2.1.0
v2.2.0
v2.3.0
v2.4.0
v2.4.0-beta.1
v2.5.0
Database specific
vanir_signatures
[
{
"digest": {
"function_hash": "43558481971026544418189989374291445407",
"length": 2381.0
},
"deprecated": false,
"signature_version": "v1",
"id": "CVE-2021-20299-3d08d917",
"target": {
"function": "MultiPartInputFile::initialize",
"file": "OpenEXR/IlmImf/ImfMultiPartInputFile.cpp"
},
"source": "https://github.com/academysoftwarefoundation/openexr/commit/25e9515b06a6bc293d871622b8cafaee7af84e0f",
"signature_type": "Function"
},
{
"digest": {
"threshold": 0.9,
"line_hashes": [
"28155319397136080869076402182794052168",
"257619579668239048862849654878369929255",
"277641654627410222250634413143467961571"
]
},
"deprecated": false,
"signature_version": "v1",
"id": "CVE-2021-20299-7a099640",
"target": {
"file": "OpenEXR/IlmImf/ImfMultiPartInputFile.cpp"
},
"source": "https://github.com/academysoftwarefoundation/openexr/commit/25e9515b06a6bc293d871622b8cafaee7af84e0f",
"signature_type": "Line"
}
]