USN-4624-1

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Source
https://ubuntu.com/security/notices/USN-4624-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4624-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-4624-1
Upstream
Related
Published
2020-11-10T12:10:16.207095Z
Modified
2025-10-13T04:35:17Z
Summary
libexif vulnerability
Details

It was discovered that libexif incorrectly handled certain inputs. An attacker could possibly use this issue to cause unexpected behaviours, or execute arbitrary code.

References

Affected packages

Ubuntu:Pro:14.04:LTS / libexif

Package

Name
libexif
Purl
pkg:deb/ubuntu/libexif@0.6.21-1ubuntu1+esm6?arch=source&distro=trusty/esm

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.6.21-1ubuntu1+esm6

Affected versions

0.*

0.6.21-1
0.6.21-1ubuntu1
0.6.21-1ubuntu1+esm1
0.6.21-1ubuntu1+esm2
0.6.21-1ubuntu1+esm5

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "0.6.21-1ubuntu1+esm6",
            "binary_name": "libexif-dev"
        },
        {
            "binary_version": "0.6.21-1ubuntu1+esm6",
            "binary_name": "libexif12"
        }
    ],
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:Pro:14.04:LTS",
    "cves": [
        {
            "id": "CVE-2020-0452",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}

Ubuntu:16.04:LTS / libexif

Package

Name
libexif
Purl
pkg:deb/ubuntu/libexif@0.6.21-2ubuntu0.6?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.6.21-2ubuntu0.6

Affected versions

0.*

0.6.21-2
0.6.21-2ubuntu0.1
0.6.21-2ubuntu0.2
0.6.21-2ubuntu0.5

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "0.6.21-2ubuntu0.6",
            "binary_name": "libexif-dev"
        },
        {
            "binary_version": "0.6.21-2ubuntu0.6",
            "binary_name": "libexif12"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:16.04:LTS",
    "cves": [
        {
            "id": "CVE-2020-0452",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}

Ubuntu:18.04:LTS / libexif

Package

Name
libexif
Purl
pkg:deb/ubuntu/libexif@0.6.21-4ubuntu0.6?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.6.21-4ubuntu0.6

Affected versions

0.*

0.6.21-2.1
0.6.21-4
0.6.21-4ubuntu0.1
0.6.21-4ubuntu0.2
0.6.21-4ubuntu0.5

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "0.6.21-4ubuntu0.6",
            "binary_name": "libexif-dev"
        },
        {
            "binary_version": "0.6.21-4ubuntu0.6",
            "binary_name": "libexif12"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:18.04:LTS",
    "cves": [
        {
            "id": "CVE-2020-0452",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}

Ubuntu:20.04:LTS / libexif

Package

Name
libexif
Purl
pkg:deb/ubuntu/libexif@0.6.21-6ubuntu0.4?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.6.21-6ubuntu0.4

Affected versions

0.*

0.6.21-5.1
0.6.21-6
0.6.21-6ubuntu0.1
0.6.21-6ubuntu0.3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "0.6.21-6ubuntu0.4",
            "binary_name": "libexif-dev"
        },
        {
            "binary_version": "0.6.21-6ubuntu0.4",
            "binary_name": "libexif12"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:20.04:LTS",
    "cves": [
        {
            "id": "CVE-2020-0452",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}