UBUNTU-CVE-2021-41043

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Source
https://ubuntu.com/security/CVE-2021-41043
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-41043.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2021-41043
Upstream
Published
2022-01-05T12:15:00Z
Modified
2025-10-24T04:50:34Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

Use after free in tcpslice triggers AddressSanitizer, no other confirmed impact.

References

Affected packages

Ubuntu:16.04:LTS

tcpslice

Package

Name
tcpslice
Purl
pkg:deb/ubuntu/tcpslice@1.2a3-4?arch=source&distro=xenial

Affected ranges

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

Affected versions

1.*

1.2a3-4

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.2a3-4",
            "binary_name": "tcpslice"
        }
    ]
}

Ubuntu:18.04:LTS

tcpslice

Package

Name
tcpslice
Purl
pkg:deb/ubuntu/tcpslice@1.2a3-4build1?arch=source&distro=bionic

Affected ranges

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

Affected versions

1.*

1.2a3-4
1.2a3-4build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.2a3-4build1",
            "binary_name": "tcpslice"
        }
    ]
}

Ubuntu:20.04:LTS

tcpslice

Package

Name
tcpslice
Purl
pkg:deb/ubuntu/tcpslice@1.2a3-4build1?arch=source&distro=focal

Affected ranges

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

Affected versions

1.*

1.2a3-4build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.2a3-4build1",
            "binary_name": "tcpslice"
        }
    ]
}

Ubuntu:22.04:LTS

tcpslice

Package

Name
tcpslice
Purl
pkg:deb/ubuntu/tcpslice@1.3-2?arch=source&distro=jammy

Affected ranges

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

Affected versions

1.*

1.3-2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.3-2",
            "binary_name": "tcpslice"
        }
    ]
}

Ubuntu:24.04:LTS

tcpslice

Package

Name
tcpslice
Purl
pkg:deb/ubuntu/tcpslice@1.5-1build2?arch=source&distro=noble

Affected ranges

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

Affected versions

1.*

1.5-1
1.5-1build1
1.5-1build2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.5-1build2",
            "binary_name": "tcpslice"
        }
    ]
}

Ubuntu:25.04

tcpslice

Package

Name
tcpslice
Purl
pkg:deb/ubuntu/tcpslice@1.8-1?arch=source&distro=plucky

Affected ranges

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

Affected versions

1.*

1.7-1
1.8-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.8-1",
            "binary_name": "tcpslice"
        }
    ]
}

Ubuntu:25.10

tcpslice

Package

Name
tcpslice
Purl
pkg:deb/ubuntu/tcpslice@1.8-1?arch=source&distro=questing

Affected ranges

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

Affected versions

1.*

1.8-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.8-1",
            "binary_name": "tcpslice"
        }
    ]
}