CVE-2020-16587

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Source
https://cve.org/CVERecord?id=CVE-2020-16587
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-16587.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2020-16587
Downstream
AZL (1)
DEBIAN (1)
MGASA (1)
openSUSE (2)
SUSE (2)
UBUNTU (1)
Related
openSUSE (2)
SUSE (2)
Published
2020-12-09T21:15:14Z
Modified
2026-08-27T08:14:54Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

A heap-based buffer overflow vulnerability exists in Academy Software Foundation OpenEXR 2.3.0 in chunkOffsetReconstruction in ImfMultiPartInputFile.cpp that can cause a denial of service via a crafted EXR file.

Database specific 
{
    "unresolved_ranges":  [
        {
            "cpes":  [
                "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
                "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"
            ],
            "extracted_events":  [
                {
                    "introduced":  "9.0"
                },
                {
                    "last_affected":  "9.0"
                },
                {
                    "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
0ac2ea34c8f3134148a5df4052e40f155b76f6fb
Last Affected
0ac2ea34c8f3134148a5df4052e40f155b76f6fb
Database specific
Show details 
{
    "cpe":  "cpe:2.3:a:openexr:openexr:2.3.0:*:*:*:*:*:*:*",
    "extracted_events":  [
        {
            "introduced":  "2.3.0"
        },
        {
            "last_affected":  "2.3.0"
        }
    ],
    "source":  "CPE_STRING"
}

Affected versions

2.*
2.3.0
v2.*
v2.3.0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-16587.json"
github.com/academysoftwarefoundation/openexr

Affected ranges

Type
GIT
Repo
https://github.com/academysoftwarefoundation/openexr
Events
Introduced
0ac2ea34c8f3134148a5df4052e40f155b76f6fb
Last Affected
0ac2ea34c8f3134148a5df4052e40f155b76f6fb
Fixed
8b5370c688a7362673c3a5256d93695617a4cd9a
Database specific
Show details 
{
    "cpe":  "cpe:2.3:a:openexr:openexr:2.3.0:*:*:*:*:*:*:*",
    "extracted_events":  [
        {
            "introduced":  "2.3.0"
        },
        {
            "last_affected":  "2.3.0"
        }
    ],
    "source":  [
        "CPE_STRING",
        "REFERENCES"
    ]
}

Affected versions

2.*
2.3.0
v2.*
v2.3.0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-16587.json"
vanir_signatures 
[
    {
        "deprecated":  false,
        "digest":  {
            "function_hash":  "143967905294990520278655521811818684950",
            "length":  4663
        },
        "id":  "CVE-2020-16587-2ec0a54b",
        "signature_type":  "Function",
        "signature_version":  "v1",
        "source":  "https://github.com/academysoftwarefoundation/openexr/commit/8b5370c688a7362673c3a5256d93695617a4cd9a",
        "target":  {
            "file":  "OpenEXR/IlmImf/ImfMultiPartInputFile.cpp",
            "function":  "MultiPartInputFile::Data::chunkOffsetReconstruction"
        }
    },
    {
        "deprecated":  false,
        "digest":  {
            "line_hashes":  [
                "134578106560149560542039773809397150419",
                "64017740078096563740224162377099776518",
                "176058261214050518461075301377133407243",
                "101883906199073792821308977749009224060"
            ],
            "threshold":  0.9
        },
        "id":  "CVE-2020-16587-eec94311",
        "signature_type":  "Line",
        "signature_version":  "v1",
        "source":  "https://github.com/academysoftwarefoundation/openexr/commit/8b5370c688a7362673c3a5256d93695617a4cd9a",
        "target":  {
            "file":  "OpenEXR/IlmImf/ImfMultiPartInputFile.cpp"
        }
    }
]
vanir_signatures_modified 
"2026-08-27T08:14:54Z"