UBUNTU-CVE-2020-18734

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Source
https://ubuntu.com/security/CVE-2020-18734
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-18734.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2020-18734
Upstream
Published
2021-08-23T21:15:00Z
Modified
2025-10-10T15:00:07Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

A stack buffer overflow in /ddsi/q_bitset.h of Eclipse IOT Cyclone DDS Project v0.1.0 causes the DDS subscriber server to crash.

References

Affected packages

Ubuntu:22.04:LTS / cyclonedds

Package

Name
cyclonedds
Purl
pkg:deb/ubuntu/cyclonedds@0.8.2-5?arch=source&distro=jammy

Affected ranges

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

Affected versions

0.*

0.7.0-7
0.8.1-4
0.8.1-4build1
0.8.1-5
0.8.2-1
0.8.2-4
0.8.2-5

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "0.8.2-5",
            "binary_name": "cyclonedds-dev"
        },
        {
            "binary_version": "0.8.2-5",
            "binary_name": "cyclonedds-tools"
        },
        {
            "binary_version": "0.8.2-5",
            "binary_name": "libcycloneddsidl0"
        },
        {
            "binary_version": "0.8.2-5",
            "binary_name": "libddsc0"
        }
    ]
}

Ubuntu:24.04:LTS / cyclonedds

Package

Name
cyclonedds
Purl
pkg:deb/ubuntu/cyclonedds@0.10.4-1.1build3?arch=source&distro=noble

Affected ranges

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

Affected versions

0.*

0.10.3-2
0.10.4-1
0.10.4-1.1
0.10.4-1.1build1
0.10.4-1.1build2
0.10.4-1.1build3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "0.10.4-1.1build3",
            "binary_name": "cyclonedds-dev"
        },
        {
            "binary_version": "0.10.4-1.1build3",
            "binary_name": "cyclonedds-tools"
        },
        {
            "binary_version": "0.10.4-1.1build3",
            "binary_name": "libcycloneddsidl0t64"
        },
        {
            "binary_version": "0.10.4-1.1build3",
            "binary_name": "libddsc0t64"
        }
    ]
}

Ubuntu:25.10 / cyclonedds

Package

Name
cyclonedds
Purl
pkg:deb/ubuntu/cyclonedds@0.10.5-1?arch=source&distro=questing

Affected ranges

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

Affected versions

0.*

0.10.5-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "0.10.5-1",
            "binary_name": "cyclonedds-dev"
        },
        {
            "binary_version": "0.10.5-1",
            "binary_name": "cyclonedds-tools"
        },
        {
            "binary_version": "0.10.5-1",
            "binary_name": "libcycloneddsidl0t64"
        },
        {
            "binary_version": "0.10.5-1",
            "binary_name": "libddsc0t64"
        }
    ]
}

Ubuntu:25.04 / cyclonedds

Package

Name
cyclonedds
Purl
pkg:deb/ubuntu/cyclonedds@0.10.5-1?arch=source&distro=plucky

Affected ranges

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

Affected versions

0.*

0.10.5-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "0.10.5-1",
            "binary_name": "cyclonedds-dev"
        },
        {
            "binary_version": "0.10.5-1",
            "binary_name": "cyclonedds-tools"
        },
        {
            "binary_version": "0.10.5-1",
            "binary_name": "libcycloneddsidl0t64"
        },
        {
            "binary_version": "0.10.5-1",
            "binary_name": "libddsc0t64"
        }
    ]
}