UBUNTU-CVE-2023-5871

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Source
https://ubuntu.com/security/CVE-2023-5871
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-5871.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2023-5871
Upstream
Published
2023-11-27T12:15:00Z
Modified
2025-09-08T16:55:58Z
Severity
  • 5.3 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L CVSS Calculator
  • 5.3 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

A flaw was found in libnbd, due to a malicious Network Block Device (NBD), a protocol for accessing Block Devices such as hard disks over a Network. This issue may allow a malicious NBD server to cause a Denial of Service.

References

Affected packages

Ubuntu:Pro:20.04:LTS / libnbd

Package

Name
libnbd
Purl
pkg:deb/ubuntu/libnbd@1.2.2-1ubuntu2?arch=source&distro=esm-apps/focal

Affected ranges

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

Affected versions

1.*

1.0.3-1
1.2.1-2
1.2.2-1ubuntu2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libnbd-dev",
            "binary_version": "1.2.2-1ubuntu2"
        },
        {
            "binary_name": "libnbd-ocaml",
            "binary_version": "1.2.2-1ubuntu2"
        },
        {
            "binary_name": "libnbd-ocaml-dev",
            "binary_version": "1.2.2-1ubuntu2"
        },
        {
            "binary_name": "libnbd0",
            "binary_version": "1.2.2-1ubuntu2"
        },
        {
            "binary_name": "nbdfuse",
            "binary_version": "1.2.2-1ubuntu2"
        },
        {
            "binary_name": "python3-libnbd",
            "binary_version": "1.2.2-1ubuntu2"
        }
    ]
}

Ubuntu:22.04:LTS / libnbd

Package

Name
libnbd
Purl
pkg:deb/ubuntu/libnbd@1.10.5-1?arch=source&distro=jammy

Affected ranges

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

Affected versions

1.*

1.6.3-1
1.8.5-1
1.10.2-1
1.10.5-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libnbd-bin",
            "binary_version": "1.10.5-1"
        },
        {
            "binary_name": "libnbd-dev",
            "binary_version": "1.10.5-1"
        },
        {
            "binary_name": "libnbd-ocaml",
            "binary_version": "1.10.5-1"
        },
        {
            "binary_name": "libnbd-ocaml-dev",
            "binary_version": "1.10.5-1"
        },
        {
            "binary_name": "libnbd0",
            "binary_version": "1.10.5-1"
        },
        {
            "binary_name": "python3-libnbd",
            "binary_version": "1.10.5-1"
        }
    ]
}

Ubuntu:24.04:LTS / libnbd

Package

Name
libnbd
Purl
pkg:deb/ubuntu/libnbd@1.20.0-1?arch=source&distro=noble

Affected ranges

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

Affected versions

1.*

1.16.4-1
1.18.1-1
1.18.2-1
1.18.2-1build1
1.18.2-2
1.18.2-2build1
1.20.0-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libnbd-bin",
            "binary_version": "1.20.0-1"
        },
        {
            "binary_name": "libnbd-dev",
            "binary_version": "1.20.0-1"
        },
        {
            "binary_name": "libnbd-ocaml",
            "binary_version": "1.20.0-1"
        },
        {
            "binary_name": "libnbd-ocaml-dev",
            "binary_version": "1.20.0-1"
        },
        {
            "binary_name": "libnbd0",
            "binary_version": "1.20.0-1"
        },
        {
            "binary_name": "python3-libnbd",
            "binary_version": "1.20.0-1"
        }
    ]
}