USN-4204-1

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Source
https://ubuntu.com/security/notices/USN-4204-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4204-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-4204-1
Upstream
Related
Published
2019-11-28T12:44:01.148489Z
Modified
2025-10-13T04:34:59Z
Summary
python-psutil vulnerability
Details

Riccardo Schirone discovered that psutil incorrectly handled certain reference counting operations. An attacker could use this issue to cause psutil to crash, resulting in a denial of service, or possibly execute arbitrary code.

References

Affected packages

Ubuntu:16.04:LTS / python-psutil

Package

Name
python-psutil
Purl
pkg:deb/ubuntu/python-psutil@3.4.2-1ubuntu0.1?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.4.2-1ubuntu0.1

Affected versions

2.*

2.2.1-3

3.*

3.4.1-1
3.4.2-1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "python-psutil",
            "binary_version": "3.4.2-1ubuntu0.1"
        },
        {
            "binary_name": "python3-psutil",
            "binary_version": "3.4.2-1ubuntu0.1"
        }
    ]
}

Database specific

cves_map

{
    "cves": [
        {
            "id": "CVE-2019-18874",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:16.04:LTS"
}

Ubuntu:18.04:LTS / python-psutil

Package

Name
python-psutil
Purl
pkg:deb/ubuntu/python-psutil@5.4.2-1ubuntu0.1?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.4.2-1ubuntu0.1

Affected versions

5.*

5.0.1-1build2
5.4.1-1
5.4.2-1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "python-psutil",
            "binary_version": "5.4.2-1ubuntu0.1"
        },
        {
            "binary_name": "python3-psutil",
            "binary_version": "5.4.2-1ubuntu0.1"
        }
    ]
}

Database specific

cves_map

{
    "cves": [
        {
            "id": "CVE-2019-18874",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:18.04:LTS"
}