UBUNTU-CVE-2023-23009

See a problem?
Please try reporting it to the source first.
Source
https://ubuntu.com/security/CVE-2023-23009
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-23009.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2023-23009
Upstream
Published
2023-02-21T16:15:00Z
Modified
2025-09-08T16:56:07Z
Severity
  • 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
  • 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

Libreswan 4.9 allows remote attackers to cause a denial of service (assert failure and daemon restart) via crafted TS payload with an incorrect selector length.

References

Affected packages

Ubuntu:Pro:18.04:LTS / libreswan

Package

Name
libreswan
Purl
pkg:deb/ubuntu/libreswan@3.23-4?arch=source&distro=esm-apps/bionic

Affected ranges

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

Affected versions

3.*

3.20-7build1
3.21-2
3.22-1
3.22-2
3.22-3
3.22-4
3.23-1
3.23-4

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "3.23-4",
            "binary_name": "libreswan"
        }
    ]
}

Ubuntu:Pro:20.04:LTS / libreswan

Package

Name
libreswan
Purl
pkg:deb/ubuntu/libreswan@3.29-2build1?arch=source&distro=esm-apps/focal

Affected ranges

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

Affected versions

3.*

3.29-2
3.29-2build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "3.29-2build1",
            "binary_name": "libreswan"
        }
    ]
}

Ubuntu:22.04:LTS / libreswan

Package

Name
libreswan
Purl
pkg:deb/ubuntu/libreswan@3.32-3ubuntu3?arch=source&distro=jammy

Affected ranges

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

Affected versions

3.*

3.32-3ubuntu3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "3.32-3ubuntu3",
            "binary_name": "libreswan"
        }
    ]
}

Ubuntu:24.04:LTS / libreswan

Package

Name
libreswan
Purl
pkg:deb/ubuntu/libreswan@4.14-1ubuntu2?arch=source&distro=noble

Affected ranges

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

Affected versions

4.*

4.11-1ubuntu1
4.12-1ubuntu1
4.14-1ubuntu1
4.14-1ubuntu2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "4.14-1ubuntu2",
            "binary_name": "libreswan"
        }
    ]
}

Ubuntu:25.04 / libreswan

Package

Name
libreswan
Purl
pkg:deb/ubuntu/libreswan@4.14-1ubuntu2?arch=source&distro=plucky

Affected ranges

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

Affected versions

4.*

4.14-1ubuntu2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "4.14-1ubuntu2",
            "binary_name": "libreswan"
        }
    ]
}