CVE-2021-20299

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Source
https://cve.org/CVERecord?id=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
AZL (1)
DEBIAN (1)
OESA (1)
openSUSE (2)
SUSE (2)
UBUNTU (1)
Related
openSUSE (2)
SUSE (2)
Published
2022-03-16T15:15:10Z
Modified
2026-08-27T08:14:30Z
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.

Database specific 
{
    "unresolved_ranges":  [
        {
            "cpes":  [
                "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*"
            ],
            "extracted_events":  [
                {
                    "introduced":  "10.0"
                },
                {
                    "last_affected":  "10.0"
                }
            ],
            "source":  "CPE_STRING",
            "vendor_product":  "debian:debian_linux"
        }
    ]
}
References

Affected packages

Git
github.com/AcademySoftwareFoundation/openexr

Affected ranges

Type
GIT
Repo
https://github.com/AcademySoftwareFoundation/openexr
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
1899a456cbafb213c4a53c35eb3203296f92e503
Database specific
Show details 
{
    "cpe":  "cpe:2.3:a:openexr:openexr:*:*:*:*:*:*:*:*",
    "extracted_events":  [
        {
            "introduced":  "0"
        },
        {
            "fixed":  "2.5.4"
        }
    ],
    "source":  "CPE_RANGE"
}

Affected versions

Other
OPENEXR_1_0_4
v1.*
v1.7.1
v2.*
v2.0.0
v2.0.0.GM
v2.0.1
v2.1.0
v2.3.0
v2.4.0
v2.4.0-beta.1
v2.5.0
v2.5.1
v2.5.2
v2.5.3

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-20299.json"
github.com/academysoftwarefoundation/openexr

Affected ranges

Type
GIT
Repo
https://github.com/academysoftwarefoundation/openexr
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
1899a456cbafb213c4a53c35eb3203296f92e503
Fixed
25e9515b06a6bc293d871622b8cafaee7af84e0f
Database specific
Show details 
{
    "cpe":  "cpe:2.3:a:openexr:openexr:*:*:*:*:*:*:*:*",
    "extracted_events":  [
        {
            "introduced":  "0"
        },
        {
            "fixed":  "2.5.4"
        }
    ],
    "source":  [
        "CPE_RANGE",
        "REFERENCES"
    ]
}

Affected versions

Other
OPENEXR_1_0_4
v1.*
v1.7.1
v2.*
v2.0.0
v2.0.0.GM
v2.0.1
v2.1.0
v2.3.0
v2.4.0
v2.4.0-beta.1
v2.5.0
v2.5.1
v2.5.2
v2.5.3

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-20299.json"
vanir_signatures 
[
    {
        "deprecated":  false,
        "digest":  {
            "function_hash":  "43558481971026544418189989374291445407",
            "length":  2381
        },
        "id":  "CVE-2021-20299-3d08d917",
        "signature_type":  "Function",
        "signature_version":  "v1",
        "source":  "https://github.com/academysoftwarefoundation/openexr/commit/25e9515b06a6bc293d871622b8cafaee7af84e0f",
        "target":  {
            "file":  "OpenEXR/IlmImf/ImfMultiPartInputFile.cpp",
            "function":  "MultiPartInputFile::initialize"
        }
    },
    {
        "deprecated":  false,
        "digest":  {
            "line_hashes":  [
                "28155319397136080869076402182794052168",
                "257619579668239048862849654878369929255",
                "277641654627410222250634413143467961571"
            ],
            "threshold":  0.9
        },
        "id":  "CVE-2021-20299-7a099640",
        "signature_type":  "Line",
        "signature_version":  "v1",
        "source":  "https://github.com/academysoftwarefoundation/openexr/commit/25e9515b06a6bc293d871622b8cafaee7af84e0f",
        "target":  {
            "file":  "OpenEXR/IlmImf/ImfMultiPartInputFile.cpp"
        }
    }
]
vanir_signatures_modified 
"2026-08-27T08:14:30Z"