UBUNTU-CVE-2022-20203

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Source
https://ubuntu.com/security/CVE-2022-20203
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-20203.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2022-20203
Upstream
  • CVE-2022-20203
Published
2022-06-15T22:15:00Z
Modified
2026-05-20T16:07:34Z
Severity
  • 7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

In multiple locations of the nanopb library, there is a possible way to corrupt memory when decoding untrusted protobuf files. This could lead to local escalation of privilege,with no additional execution privileges needed. User interaction is not needed for exploitation.

References

Affected packages

Ubuntu:Pro:20.04:LTS / nanopb

Package

Name
nanopb
Purl
pkg:deb/ubuntu/nanopb?arch=source&distro=esm-apps%2Ffocal

Affected ranges

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

Affected versions

0.*
0.4.1-1
0.4.1-1ubuntu0.1~esm1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "nanopb",
            "binary_version": "0.4.1-1ubuntu0.1~esm1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-20203.json"

Ubuntu:22.04:LTS / nanopb

Package

Name
nanopb
Purl
pkg:deb/ubuntu/nanopb?arch=source&distro=jammy

Affected ranges

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

Affected versions

0.*
0.4.4-2
0.4.5-1
0.4.5-2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "nanopb",
            "binary_version": "0.4.5-2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-20203.json"

Ubuntu:24.04:LTS / nanopb

Package

Name
nanopb
Purl
pkg:deb/ubuntu/nanopb?arch=source&distro=noble

Affected ranges

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

Affected versions

0.*
0.4.7-2
0.4.7-3
0.4.8-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "nanopb",
            "binary_version": "0.4.8-1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-20203.json"

Ubuntu:25.10 / nanopb

Package

Name
nanopb
Purl
pkg:deb/ubuntu/nanopb?arch=source&distro=questing

Affected ranges

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

Affected versions

0.*
0.4.9.1-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "nanopb",
            "binary_version": "0.4.9.1-1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-20203.json"

Ubuntu:26.04:LTS / nanopb

Package

Name
nanopb
Purl
pkg:deb/ubuntu/nanopb?arch=source&distro=resolute

Affected ranges

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

Affected versions

0.*
0.4.9.1-1
0.4.9.1-1build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "nanopb",
            "binary_version": "0.4.9.1-1build1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-20203.json"