UBUNTU-CVE-2020-8945

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Source
https://ubuntu.com/security/CVE-2020-8945
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-8945.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2020-8945
Upstream
Published
2020-02-12T18:15:00Z
Modified
2025-09-08T16:46:00Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

The proglottis Go wrapper before 0.1.1 for the GPGME library has a use-after-free, as demonstrated by use for container image pulls by Docker or CRI-O. This leads to a crash or potential code execution during GPG signature verification.

References

Affected packages

Ubuntu:Pro:18.04:LTS / singularity-container

Package

Name
singularity-container
Purl
pkg:deb/ubuntu/singularity-container@2.4.2-4ubuntu0.1~esm1?arch=source&distro=esm-apps/bionic

Affected ranges

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

Affected versions

2.*

2.3.1-2
2.3.2-1
2.4.1-1
2.4.2-2
2.4.2-3
2.4.2-4
2.4.2-4ubuntu0.1~esm1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "singularity-container",
            "binary_version": "2.4.2-4ubuntu0.1~esm1"
        }
    ]
}

Ubuntu:Pro:20.04:LTS / golang-github-proglottis-gpgme

Package

Name
golang-github-proglottis-gpgme
Purl
pkg:deb/ubuntu/golang-github-proglottis-gpgme@0.1.0-1?arch=source&distro=esm-apps/focal

Affected ranges

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

Affected versions

0.*

0.0~git20181127.3b0be09-2
0.0~git20190226.8e0937a-1
0.1.0-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "golang-github-proglottis-gpgme-dev",
            "binary_version": "0.1.0-1"
        }
    ]
}

Ubuntu:24.04:LTS / singularity-container

Package

Name
singularity-container
Purl
pkg:deb/ubuntu/singularity-container@4.1.1+ds2-1ubuntu0.3?arch=source&distro=noble

Affected ranges

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

Affected versions

4.*

4.1.1+ds2-1
4.1.1+ds2-1build1
4.1.1+ds2-1ubuntu0.1
4.1.1+ds2-1ubuntu0.2
4.1.1+ds2-1ubuntu0.3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "golang-github-sylabs-singularity-dev",
            "binary_version": "4.1.1+ds2-1ubuntu0.3"
        },
        {
            "binary_name": "singularity-container",
            "binary_version": "4.1.1+ds2-1ubuntu0.3"
        }
    ]
}

Ubuntu:25.04 / singularity-container

Package

Name
singularity-container
Purl
pkg:deb/ubuntu/singularity-container@4.1.5+ds4-1?arch=source&distro=plucky

Affected ranges

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

Affected versions

4.*

4.1.2+ds1-1
4.1.5+ds4-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "golang-github-sylabs-singularity-dev",
            "binary_version": "4.1.5+ds4-1"
        },
        {
            "binary_name": "singularity-container",
            "binary_version": "4.1.5+ds4-1"
        }
    ]
}