UBUNTU-CVE-2021-26945

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Source
https://ubuntu.com/security/CVE-2021-26945
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-26945.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2021-26945
Upstream
Published
2021-06-08T12:15:00Z
Modified
2026-10-17T12:57:12Z
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
  • Ubuntu - negligible
Summary
[none]
Details

An integer overflow leading to a heap-buffer overflow was found in OpenEXR in versions before 3.0.1. An attacker could use this flaw to crash an application compiled with OpenEXR.

References

Affected packages

Ubuntu:25.10
openexr

Package

Name
openexr
Purl
pkg:deb/ubuntu/openexr?arch=source&distro=questing

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

3.*
3.1.13-2

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "libopenexr-3-1-30",
            "binary_version":  "3.1.13-2"
        },
        {
            "binary_name":  "openexr",
            "binary_version":  "3.1.13-2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-26945.json"
Ubuntu:26.10
openexr

Package

Name
openexr
Purl
pkg:deb/ubuntu/openexr?arch=source&distro=stonking

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

3.*
3.1.13-2build1
3.4.6+ds-4ubuntu3

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "libopenexr-3-4-33",
            "binary_version":  "3.4.6+ds-4ubuntu3"
        },
        {
            "binary_name":  "openexr",
            "binary_version":  "3.4.6+ds-4ubuntu3"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-26945.json"
Ubuntu:Pro:20.04:LTS
openexr

Package

Name
openexr
Purl
pkg:deb/ubuntu/openexr?arch=source&distro=esm-apps%2Ffocal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

2.*
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
2.3.0-6ubuntu0.5+esm1
2.3.0-6ubuntu0.5+esm2

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "libopenexr24",
            "binary_version":  "2.3.0-6ubuntu0.5+esm2"
        },
        {
            "binary_name":  "openexr",
            "binary_version":  "2.3.0-6ubuntu0.5+esm2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-26945.json"
Ubuntu:Pro:22.04:LTS
openexr

Package

Name
openexr
Purl
pkg:deb/ubuntu/openexr?arch=source&distro=esm-apps%2Fjammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

2.*
2.5.4-2
2.5.7-1
2.5.7-1ubuntu0.1~esm1
2.5.7-1ubuntu0.1~esm2

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "libopenexr25",
            "binary_version":  "2.5.7-1ubuntu0.1~esm2"
        },
        {
            "binary_name":  "openexr",
            "binary_version":  "2.5.7-1ubuntu0.1~esm2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-26945.json"
Ubuntu:Pro:24.04:LTS
openexr

Package

Name
openexr
Purl
pkg:deb/ubuntu/openexr?arch=source&distro=esm-apps%2Fnoble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

3.*
3.1.5-5.1
3.1.5-5.1build1
3.1.5-5.1build2
3.1.5-5.1build3
3.1.5-5.1ubuntu0.1~esm1

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "libopenexr-3-1-30",
            "binary_version":  "3.1.5-5.1ubuntu0.1~esm1"
        },
        {
            "binary_name":  "openexr",
            "binary_version":  "3.1.5-5.1ubuntu0.1~esm1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-26945.json"
Ubuntu:Pro:26.04:LTS
openexr

Package

Name
openexr
Purl
pkg:deb/ubuntu/openexr?arch=source&distro=esm-apps%2Fresolute

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

3.*
3.1.13-2
3.1.13-2build1
3.1.13-2ubuntu0.26.04.1~esm1

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "libopenexr-3-1-30",
            "binary_version":  "3.1.13-2ubuntu0.26.04.1~esm1"
        },
        {
            "binary_name":  "openexr",
            "binary_version":  "3.1.13-2ubuntu0.26.04.1~esm1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-26945.json"