UBUNTU-CVE-2026-103431

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Source
https://ubuntu.com/security/CVE-2026-103431
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-103431.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2026-103431
Upstream
Published
2026-10-02T00:00:00Z
Modified
2026-10-02T22:30:18Z
Severity
  • 7.7 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:N CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

colmux in collectl before 4.3.20.2 does not sanitize ANSI/VT100 terminal escape sequences in data received from remote collectl instances before displaying it, allowing a local user on a monitored host to inject escape sequences into the terminal of an operator running colmux, via a crafted process name (argv[0]).

References

Affected packages

Ubuntu:14.04:LTS
collectl

Package

Name
collectl
Purl
pkg:deb/ubuntu/collectl?arch=source&distro=trusty

Affected ranges

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

Affected versions

3.*
3.6.7-1
3.6.9-1

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "collectl",
            "binary_version":  "3.6.9-1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-103431.json"
Ubuntu:16.04:LTS
collectl

Package

Name
collectl
Purl
pkg:deb/ubuntu/collectl?arch=source&distro=xenial

Affected ranges

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

Affected versions

4.*
4.0.0-2
4.0.4-1

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "collectl",
            "binary_version":  "4.0.4-1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-103431.json"
Ubuntu:18.04:LTS
collectl

Package

Name
collectl
Purl
pkg:deb/ubuntu/collectl?arch=source&distro=bionic

Affected ranges

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

Affected versions

4.*
4.0.5-1

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "collectl",
            "binary_version":  "4.0.5-1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-103431.json"
Ubuntu:20.04:LTS
collectl

Package

Name
collectl
Purl
pkg:deb/ubuntu/collectl?arch=source&distro=focal

Affected ranges

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

Affected versions

4.*
4.3.1-1

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "collectl",
            "binary_version":  "4.3.1-1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-103431.json"
Ubuntu:22.04:LTS
collectl

Package

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

Affected ranges

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

Affected versions

4.*
4.3.1-1

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "collectl",
            "binary_version":  "4.3.1-1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-103431.json"
Ubuntu:24.04:LTS
collectl

Package

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

Affected ranges

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

Affected versions

4.*
4.3.1-1

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "collectl",
            "binary_version":  "4.3.1-1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-103431.json"
Ubuntu:26.04:LTS
collectl

Package

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

Affected ranges

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

Affected versions

4.*
4.3.1-1
4.3.20.1-1
4.3.20.1-2

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "collectl",
            "binary_version":  "4.3.20.1-2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-103431.json"