USN-5531-1

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Source
https://ubuntu.com/security/notices/USN-5531-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5531-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-5531-1
Upstream
Related
Published
2022-07-26T16:28:27.935812Z
Modified
2025-10-13T04:36:01Z
Summary
protobuf-c vulnerability
Details

Pietro Borrello discovered that protobuf-c contained an invalid arithmetic shift. This vulnerability allowed attackers to cause a denial of service (system crash) via unspecified vectors (CVE-2022-33070).

It was discovered that protobuf-c contained an unsigned integer overflow. This vulnerability allowed attackers to cause a denial of service (system crash) via unspecified vectors.

Todd Miller discovered that protobuf-c contained a possible NULL dereference. This could cause a vulnerability that allowed attackers to cause a denial of service (system crash) via unspecified vectors.

References

Affected packages

Ubuntu:20.04:LTS / protobuf-c

Package

Name
protobuf-c
Purl
pkg:deb/ubuntu/protobuf-c@1.3.3-1ubuntu0.1?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.3.3-1ubuntu0.1

Affected versions

1.*

1.3.1-1build1
1.3.2-1
1.3.3-1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "1.3.3-1ubuntu0.1",
            "binary_name": "libprotobuf-c-dev"
        },
        {
            "binary_version": "1.3.3-1ubuntu0.1",
            "binary_name": "libprotobuf-c1"
        },
        {
            "binary_version": "1.3.3-1ubuntu0.1",
            "binary_name": "protobuf-c-compiler"
        }
    ]
}

Database specific 

{
    "cves_map": {
        "cves": [
            {
                "severity": [
                    {
                        "type": "CVSS_V3",
                        "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
                    },
                    {
                        "type": "Ubuntu",
                        "score": "medium"
                    }
                ],
                "id": "CVE-2022-33070"
            }
        ],
        "ecosystem": "Ubuntu:20.04:LTS"
    }
}

Ubuntu:22.04:LTS / protobuf-c

Package

Name
protobuf-c
Purl
pkg:deb/ubuntu/protobuf-c@1.3.3-1ubuntu2.1?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.3.3-1ubuntu2.1

Affected versions

1.*

1.3.3-1build2
1.3.3-1ubuntu1
1.3.3-1ubuntu2

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "1.3.3-1ubuntu2.1",
            "binary_name": "libprotobuf-c-dev"
        },
        {
            "binary_version": "1.3.3-1ubuntu2.1",
            "binary_name": "libprotobuf-c1"
        },
        {
            "binary_version": "1.3.3-1ubuntu2.1",
            "binary_name": "protobuf-c-compiler"
        }
    ]
}

Database specific 

{
    "cves_map": {
        "cves": [
            {
                "severity": [
                    {
                        "type": "CVSS_V3",
                        "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
                    },
                    {
                        "type": "Ubuntu",
                        "score": "medium"
                    }
                ],
                "id": "CVE-2022-33070"
            }
        ],
        "ecosystem": "Ubuntu:22.04:LTS"
    }
}