UBUNTU-CVE-2020-27818

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Source
https://ubuntu.com/security/CVE-2020-27818
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-27818.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2020-27818
Upstream
Downstream
Related
Published
2020-12-08T01:15:00Z
Modified
2025-10-10T15:00:21Z
Severity
  • 3.3 (Low) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

A flaw was found in the checkchunkname() function of pngcheck-2.4.0. An attacker able to pass a malicious file to be processed by pngcheck could cause a temporary denial of service, posing a low risk to application availability.

References

Affected packages

Ubuntu:20.04:LTS

pngcheck

Package

Name
pngcheck
Purl
pkg:deb/ubuntu/pngcheck@2.3.0-7ubuntu0.20.04.1?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.3.0-7ubuntu0.20.04.1

Affected versions

2.*

2.3.0-7

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "pngcheck",
            "binary_version": "2.3.0-7ubuntu0.20.04.1"
        }
    ],
    "availability": "No subscription required"
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-27818.json"

Ubuntu:24.04:LTS

pngcheck

Package

Name
pngcheck
Purl
pkg:deb/ubuntu/pngcheck@3.0.3-3?arch=source&distro=noble

Affected ranges

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

Affected versions

3.*

3.0.3-3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "pngcheck",
            "binary_version": "3.0.3-3"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-27818.json"

Ubuntu:25.04

pngcheck

Package

Name
pngcheck
Purl
pkg:deb/ubuntu/pngcheck@3.0.3-3?arch=source&distro=plucky

Affected ranges

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

Affected versions

3.*

3.0.3-3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "pngcheck",
            "binary_version": "3.0.3-3"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-27818.json"

Ubuntu:25.10

pngcheck

Package

Name
pngcheck
Purl
pkg:deb/ubuntu/pngcheck@3.0.3-3?arch=source&distro=questing

Affected ranges

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

Affected versions

3.*

3.0.3-3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "pngcheck",
            "binary_version": "3.0.3-3"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-27818.json"

Ubuntu:Pro:16.04:LTS

pngcheck

Package

Name
pngcheck
Purl
pkg:deb/ubuntu/pngcheck@2.3.0-7ubuntu0.16.04.1~esm1?arch=source&distro=esm-apps/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.3.0-7ubuntu0.16.04.1~esm1

Affected versions

2.*

2.3.0-7

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "pngcheck",
            "binary_version": "2.3.0-7ubuntu0.16.04.1~esm1"
        }
    ],
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro"
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-27818.json"

Ubuntu:Pro:18.04:LTS

pngcheck

Package

Name
pngcheck
Purl
pkg:deb/ubuntu/pngcheck@2.3.0-7ubuntu0.18.04.1~esm1?arch=source&distro=esm-apps/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.3.0-7ubuntu0.18.04.1~esm1

Affected versions

2.*

2.3.0-7

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "pngcheck",
            "binary_version": "2.3.0-7ubuntu0.18.04.1~esm1"
        }
    ],
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro"
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-27818.json"