UBUNTU-CVE-2025-43972

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Source
https://ubuntu.com/security/CVE-2025-43972
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-43972.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2025-43972
Upstream
Downstream
Related
Published
2025-04-21T01:15:00Z
Modified
2025-07-22T17:03:25Z
Severity
  • 6.8 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H CVSS Calculator
  • 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

An issue was discovered in GoBGP before 3.35.0. An attacker can cause a crash in the pkg/packet/bgp/bgp.go flowspec parser by sending fewer than 20 bytes in a certain context.

References

Affected packages

Ubuntu:Pro:18.04:LTS / gobgp

Package

Name
gobgp
Purl
pkg:deb/ubuntu/gobgp@1.29-1ubuntu0.1+esm1?arch=source&distro=esm-apps/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.29-1ubuntu0.1+esm1

Affected versions

1.*

1.15-1
1.29-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "gobgpd",
            "binary_version": "1.29-1ubuntu0.1+esm1"
        },
        {
            "binary_name": "gobgpd-dbgsym",
            "binary_version": "1.29-1ubuntu0.1+esm1"
        },
        {
            "binary_name": "golang-github-osrg-gobgp-dev",
            "binary_version": "1.29-1ubuntu0.1+esm1"
        }
    ],
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro"
}

Ubuntu:Pro:20.04:LTS / gobgp

Package

Name
gobgp
Purl
pkg:deb/ubuntu/gobgp@2.12.0-1ubuntu0.1~esm2?arch=source&distro=esm-apps/focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.12.0-1ubuntu0.1~esm2

Affected versions

1.*

1.33-1

2.*

2.11.0-1
2.12.0-1
2.12.0-1ubuntu0.1~esm1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "gobgpd",
            "binary_version": "2.12.0-1ubuntu0.1~esm2"
        },
        {
            "binary_name": "gobgpd-dbgsym",
            "binary_version": "2.12.0-1ubuntu0.1~esm2"
        },
        {
            "binary_name": "golang-github-osrg-gobgp-dev",
            "binary_version": "2.12.0-1ubuntu0.1~esm2"
        }
    ],
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro"
}

Ubuntu:22.04:LTS / gobgp

Package

Name
gobgp
Purl
pkg:deb/ubuntu/gobgp@2.25.0-3ubuntu0.1?arch=source&distro=jammy

Affected ranges

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

Affected versions

2.*

2.25.0-2
2.25.0-3
2.25.0-3build1
2.25.0-3ubuntu0.1

Ubuntu:Pro:22.04:LTS / gobgp

Package

Name
gobgp
Purl
pkg:deb/ubuntu/gobgp@2.25.0-3ubuntu0.1+esm2?arch=source&distro=esm-apps/jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.25.0-3ubuntu0.1+esm2

Affected versions

2.*

2.25.0-2
2.25.0-3
2.25.0-3build1
2.25.0-3ubuntu0.1
2.25.0-3ubuntu0.1+esm1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "gobgpd",
            "binary_version": "2.25.0-3ubuntu0.1+esm2"
        },
        {
            "binary_name": "gobgpd-dbgsym",
            "binary_version": "2.25.0-3ubuntu0.1+esm2"
        },
        {
            "binary_name": "golang-github-osrg-gobgp-dev",
            "binary_version": "2.25.0-3ubuntu0.1+esm2"
        }
    ],
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro"
}

Ubuntu:24.04:LTS / gobgp

Package

Name
gobgp
Purl
pkg:deb/ubuntu/gobgp@3.23.0-1ubuntu0.3?arch=source&distro=noble

Affected ranges

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

Affected versions

3.*

3.16.0-1build1
3.19.0-1
3.21.0-1
3.23.0-1
3.23.0-1ubuntu0.1
3.23.0-1ubuntu0.2
3.23.0-1ubuntu0.3

Ubuntu:Pro:24.04:LTS / gobgp

Package

Name
gobgp
Purl
pkg:deb/ubuntu/gobgp@3.23.0-1ubuntu0.3+esm2?arch=source&distro=esm-apps/noble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.23.0-1ubuntu0.3+esm2

Affected versions

3.*

3.16.0-1build1
3.19.0-1
3.21.0-1
3.23.0-1
3.23.0-1ubuntu0.1
3.23.0-1ubuntu0.2
3.23.0-1ubuntu0.2+esm1
3.23.0-1ubuntu0.3
3.23.0-1ubuntu0.3+esm1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "gobgpd",
            "binary_version": "3.23.0-1ubuntu0.3+esm2"
        },
        {
            "binary_name": "gobgpd-dbgsym",
            "binary_version": "3.23.0-1ubuntu0.3+esm2"
        },
        {
            "binary_name": "golang-github-osrg-gobgp-dev",
            "binary_version": "3.23.0-1ubuntu0.3+esm2"
        }
    ],
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro"
}