UBUNTU-CVE-2021-41990

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Please try reporting it to the source first.
Source
https://ubuntu.com/security/CVE-2021-41990
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-41990.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2021-41990
Upstream
Downstream
Related
Published
2021-10-18T12:00:00Z
Modified
2025-09-08T16:47:22Z
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

The gmp plugin in strongSwan before 5.9.4 has a remote integer overflow via a crafted certificate with an RSASSA-PSS signature. For example, this can be triggered by an unrelated self-signed CA certificate sent by an initiator. Remote code execution cannot occur.

References

Affected packages

Ubuntu:18.04:LTS

strongswan

Package

Name
strongswan
Purl
pkg:deb/ubuntu/strongswan@5.6.2-1ubuntu2.7?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.6.2-1ubuntu2.7

Affected versions

5.*

5.5.1-4ubuntu2
5.5.1-4ubuntu3
5.6.1-2ubuntu1
5.6.1-2ubuntu2
5.6.1-2ubuntu3
5.6.1-2ubuntu4
5.6.2-1ubuntu2
5.6.2-1ubuntu2.2
5.6.2-1ubuntu2.3
5.6.2-1ubuntu2.4
5.6.2-1ubuntu2.5
5.6.2-1ubuntu2.6

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "charon-cmd",
            "binary_version": "5.6.2-1ubuntu2.7"
        },
        {
            "binary_name": "charon-systemd",
            "binary_version": "5.6.2-1ubuntu2.7"
        },
        {
            "binary_name": "libcharon-extra-plugins",
            "binary_version": "5.6.2-1ubuntu2.7"
        },
        {
            "binary_name": "libcharon-standard-plugins",
            "binary_version": "5.6.2-1ubuntu2.7"
        },
        {
            "binary_name": "libstrongswan",
            "binary_version": "5.6.2-1ubuntu2.7"
        },
        {
            "binary_name": "libstrongswan-extra-plugins",
            "binary_version": "5.6.2-1ubuntu2.7"
        },
        {
            "binary_name": "libstrongswan-standard-plugins",
            "binary_version": "5.6.2-1ubuntu2.7"
        },
        {
            "binary_name": "strongswan",
            "binary_version": "5.6.2-1ubuntu2.7"
        },
        {
            "binary_name": "strongswan-charon",
            "binary_version": "5.6.2-1ubuntu2.7"
        },
        {
            "binary_name": "strongswan-libcharon",
            "binary_version": "5.6.2-1ubuntu2.7"
        },
        {
            "binary_name": "strongswan-nm",
            "binary_version": "5.6.2-1ubuntu2.7"
        },
        {
            "binary_name": "strongswan-pki",
            "binary_version": "5.6.2-1ubuntu2.7"
        },
        {
            "binary_name": "strongswan-scepclient",
            "binary_version": "5.6.2-1ubuntu2.7"
        },
        {
            "binary_name": "strongswan-starter",
            "binary_version": "5.6.2-1ubuntu2.7"
        },
        {
            "binary_name": "strongswan-swanctl",
            "binary_version": "5.6.2-1ubuntu2.7"
        },
        {
            "binary_name": "strongswan-tnc-base",
            "binary_version": "5.6.2-1ubuntu2.7"
        },
        {
            "binary_name": "strongswan-tnc-client",
            "binary_version": "5.6.2-1ubuntu2.7"
        },
        {
            "binary_name": "strongswan-tnc-ifmap",
            "binary_version": "5.6.2-1ubuntu2.7"
        },
        {
            "binary_name": "strongswan-tnc-pdp",
            "binary_version": "5.6.2-1ubuntu2.7"
        },
        {
            "binary_name": "strongswan-tnc-server",
            "binary_version": "5.6.2-1ubuntu2.7"
        }
    ],
    "availability": "No subscription required"
}

Ubuntu:20.04:LTS

strongswan

Package

Name
strongswan
Purl
pkg:deb/ubuntu/strongswan@5.8.2-1ubuntu3.3?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.8.2-1ubuntu3.3

Affected versions

5.*

5.7.2-1ubuntu3
5.8.1-1ubuntu1
5.8.2-1ubuntu1
5.8.2-1ubuntu2
5.8.2-1ubuntu3
5.8.2-1ubuntu3.1
5.8.2-1ubuntu3.2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "charon-cmd",
            "binary_version": "5.8.2-1ubuntu3.3"
        },
        {
            "binary_name": "charon-systemd",
            "binary_version": "5.8.2-1ubuntu3.3"
        },
        {
            "binary_name": "libcharon-extauth-plugins",
            "binary_version": "5.8.2-1ubuntu3.3"
        },
        {
            "binary_name": "libcharon-extra-plugins",
            "binary_version": "5.8.2-1ubuntu3.3"
        },
        {
            "binary_name": "libcharon-standard-plugins",
            "binary_version": "5.8.2-1ubuntu3.3"
        },
        {
            "binary_name": "libstrongswan",
            "binary_version": "5.8.2-1ubuntu3.3"
        },
        {
            "binary_name": "libstrongswan-extra-plugins",
            "binary_version": "5.8.2-1ubuntu3.3"
        },
        {
            "binary_name": "libstrongswan-standard-plugins",
            "binary_version": "5.8.2-1ubuntu3.3"
        },
        {
            "binary_name": "strongswan",
            "binary_version": "5.8.2-1ubuntu3.3"
        },
        {
            "binary_name": "strongswan-charon",
            "binary_version": "5.8.2-1ubuntu3.3"
        },
        {
            "binary_name": "strongswan-libcharon",
            "binary_version": "5.8.2-1ubuntu3.3"
        },
        {
            "binary_name": "strongswan-nm",
            "binary_version": "5.8.2-1ubuntu3.3"
        },
        {
            "binary_name": "strongswan-pki",
            "binary_version": "5.8.2-1ubuntu3.3"
        },
        {
            "binary_name": "strongswan-scepclient",
            "binary_version": "5.8.2-1ubuntu3.3"
        },
        {
            "binary_name": "strongswan-starter",
            "binary_version": "5.8.2-1ubuntu3.3"
        },
        {
            "binary_name": "strongswan-swanctl",
            "binary_version": "5.8.2-1ubuntu3.3"
        },
        {
            "binary_name": "strongswan-tnc-base",
            "binary_version": "5.8.2-1ubuntu3.3"
        },
        {
            "binary_name": "strongswan-tnc-client",
            "binary_version": "5.8.2-1ubuntu3.3"
        },
        {
            "binary_name": "strongswan-tnc-ifmap",
            "binary_version": "5.8.2-1ubuntu3.3"
        },
        {
            "binary_name": "strongswan-tnc-pdp",
            "binary_version": "5.8.2-1ubuntu3.3"
        },
        {
            "binary_name": "strongswan-tnc-server",
            "binary_version": "5.8.2-1ubuntu3.3"
        }
    ],
    "availability": "No subscription required"
}

Ubuntu:22.04:LTS

strongswan

Package

Name
strongswan
Purl
pkg:deb/ubuntu/strongswan@5.9.1-1ubuntu3.1?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.9.1-1ubuntu3.1

Affected versions

5.*

5.9.1-1ubuntu3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "charon-cmd",
            "binary_version": "5.9.1-1ubuntu3.1"
        },
        {
            "binary_name": "charon-systemd",
            "binary_version": "5.9.1-1ubuntu3.1"
        },
        {
            "binary_name": "libcharon-extauth-plugins",
            "binary_version": "5.9.1-1ubuntu3.1"
        },
        {
            "binary_name": "libcharon-extra-plugins",
            "binary_version": "5.9.1-1ubuntu3.1"
        },
        {
            "binary_name": "libstrongswan",
            "binary_version": "5.9.1-1ubuntu3.1"
        },
        {
            "binary_name": "libstrongswan-extra-plugins",
            "binary_version": "5.9.1-1ubuntu3.1"
        },
        {
            "binary_name": "libstrongswan-standard-plugins",
            "binary_version": "5.9.1-1ubuntu3.1"
        },
        {
            "binary_name": "strongswan",
            "binary_version": "5.9.1-1ubuntu3.1"
        },
        {
            "binary_name": "strongswan-charon",
            "binary_version": "5.9.1-1ubuntu3.1"
        },
        {
            "binary_name": "strongswan-libcharon",
            "binary_version": "5.9.1-1ubuntu3.1"
        },
        {
            "binary_name": "strongswan-nm",
            "binary_version": "5.9.1-1ubuntu3.1"
        },
        {
            "binary_name": "strongswan-pki",
            "binary_version": "5.9.1-1ubuntu3.1"
        },
        {
            "binary_name": "strongswan-scepclient",
            "binary_version": "5.9.1-1ubuntu3.1"
        },
        {
            "binary_name": "strongswan-starter",
            "binary_version": "5.9.1-1ubuntu3.1"
        },
        {
            "binary_name": "strongswan-swanctl",
            "binary_version": "5.9.1-1ubuntu3.1"
        }
    ],
    "availability": "No subscription required"
}

Ubuntu:Pro:FIPS-updates:18.04:LTS

strongswan

Package

Name
strongswan
Purl
pkg:deb/ubuntu/strongswan@5.6.2-1ubuntu2.fips.2.7.1?arch=source&distro=fips-updates/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.6.2-1ubuntu2.fips.2.7.1

Affected versions

5.*

5.6.2-1ubuntu2.fips.2.5.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "charon-cmd",
            "binary_version": "5.6.2-1ubuntu2.fips.2.7.1"
        },
        {
            "binary_name": "charon-systemd",
            "binary_version": "5.6.2-1ubuntu2.fips.2.7.1"
        },
        {
            "binary_name": "libcharon-extra-plugins",
            "binary_version": "5.6.2-1ubuntu2.fips.2.7.1"
        },
        {
            "binary_name": "libcharon-standard-plugins",
            "binary_version": "5.6.2-1ubuntu2.fips.2.7.1"
        },
        {
            "binary_name": "libstrongswan",
            "binary_version": "5.6.2-1ubuntu2.fips.2.7.1"
        },
        {
            "binary_name": "libstrongswan-extra-plugins",
            "binary_version": "5.6.2-1ubuntu2.fips.2.7.1"
        },
        {
            "binary_name": "libstrongswan-standard-plugins",
            "binary_version": "5.6.2-1ubuntu2.fips.2.7.1"
        },
        {
            "binary_name": "strongswan",
            "binary_version": "5.6.2-1ubuntu2.fips.2.7.1"
        },
        {
            "binary_name": "strongswan-charon",
            "binary_version": "5.6.2-1ubuntu2.fips.2.7.1"
        },
        {
            "binary_name": "strongswan-hmac",
            "binary_version": "5.6.2-1ubuntu2.fips.2.7.1"
        },
        {
            "binary_name": "strongswan-libcharon",
            "binary_version": "5.6.2-1ubuntu2.fips.2.7.1"
        },
        {
            "binary_name": "strongswan-nm",
            "binary_version": "5.6.2-1ubuntu2.fips.2.7.1"
        },
        {
            "binary_name": "strongswan-pki",
            "binary_version": "5.6.2-1ubuntu2.fips.2.7.1"
        },
        {
            "binary_name": "strongswan-scepclient",
            "binary_version": "5.6.2-1ubuntu2.fips.2.7.1"
        },
        {
            "binary_name": "strongswan-starter",
            "binary_version": "5.6.2-1ubuntu2.fips.2.7.1"
        },
        {
            "binary_name": "strongswan-swanctl",
            "binary_version": "5.6.2-1ubuntu2.fips.2.7.1"
        },
        {
            "binary_name": "strongswan-tnc-base",
            "binary_version": "5.6.2-1ubuntu2.fips.2.7.1"
        },
        {
            "binary_name": "strongswan-tnc-client",
            "binary_version": "5.6.2-1ubuntu2.fips.2.7.1"
        },
        {
            "binary_name": "strongswan-tnc-ifmap",
            "binary_version": "5.6.2-1ubuntu2.fips.2.7.1"
        },
        {
            "binary_name": "strongswan-tnc-pdp",
            "binary_version": "5.6.2-1ubuntu2.fips.2.7.1"
        },
        {
            "binary_name": "strongswan-tnc-server",
            "binary_version": "5.6.2-1ubuntu2.fips.2.7.1"
        }
    ],
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro"
}

Ubuntu:Pro:FIPS-updates:20.04:LTS

strongswan

Package

Name
strongswan
Purl
pkg:deb/ubuntu/strongswan@5.8.2-1ubuntu3.fips.3.3.1?arch=source&distro=fips-updates/focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.8.2-1ubuntu3.fips.3.3.1

Affected versions

5.*

5.8.2-1ubuntu3.fips.3.1.2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "charon-cmd",
            "binary_version": "5.8.2-1ubuntu3.fips.3.3.1"
        },
        {
            "binary_name": "charon-systemd",
            "binary_version": "5.8.2-1ubuntu3.fips.3.3.1"
        },
        {
            "binary_name": "libcharon-extauth-plugins",
            "binary_version": "5.8.2-1ubuntu3.fips.3.3.1"
        },
        {
            "binary_name": "libcharon-extra-plugins",
            "binary_version": "5.8.2-1ubuntu3.fips.3.3.1"
        },
        {
            "binary_name": "libcharon-standard-plugins",
            "binary_version": "5.8.2-1ubuntu3.fips.3.3.1"
        },
        {
            "binary_name": "libstrongswan",
            "binary_version": "5.8.2-1ubuntu3.fips.3.3.1"
        },
        {
            "binary_name": "libstrongswan-extra-plugins",
            "binary_version": "5.8.2-1ubuntu3.fips.3.3.1"
        },
        {
            "binary_name": "libstrongswan-standard-plugins",
            "binary_version": "5.8.2-1ubuntu3.fips.3.3.1"
        },
        {
            "binary_name": "strongswan",
            "binary_version": "5.8.2-1ubuntu3.fips.3.3.1"
        },
        {
            "binary_name": "strongswan-charon",
            "binary_version": "5.8.2-1ubuntu3.fips.3.3.1"
        },
        {
            "binary_name": "strongswan-hmac",
            "binary_version": "5.8.2-1ubuntu3.fips.3.3.1"
        },
        {
            "binary_name": "strongswan-libcharon",
            "binary_version": "5.8.2-1ubuntu3.fips.3.3.1"
        },
        {
            "binary_name": "strongswan-nm",
            "binary_version": "5.8.2-1ubuntu3.fips.3.3.1"
        },
        {
            "binary_name": "strongswan-pki",
            "binary_version": "5.8.2-1ubuntu3.fips.3.3.1"
        },
        {
            "binary_name": "strongswan-scepclient",
            "binary_version": "5.8.2-1ubuntu3.fips.3.3.1"
        },
        {
            "binary_name": "strongswan-starter",
            "binary_version": "5.8.2-1ubuntu3.fips.3.3.1"
        },
        {
            "binary_name": "strongswan-swanctl",
            "binary_version": "5.8.2-1ubuntu3.fips.3.3.1"
        },
        {
            "binary_name": "strongswan-tnc-base",
            "binary_version": "5.8.2-1ubuntu3.fips.3.3.1"
        },
        {
            "binary_name": "strongswan-tnc-client",
            "binary_version": "5.8.2-1ubuntu3.fips.3.3.1"
        },
        {
            "binary_name": "strongswan-tnc-ifmap",
            "binary_version": "5.8.2-1ubuntu3.fips.3.3.1"
        },
        {
            "binary_name": "strongswan-tnc-pdp",
            "binary_version": "5.8.2-1ubuntu3.fips.3.3.1"
        },
        {
            "binary_name": "strongswan-tnc-server",
            "binary_version": "5.8.2-1ubuntu3.fips.3.3.1"
        }
    ],
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro"
}

Ubuntu:Pro:FIPS:18.04:LTS

strongswan

Package

Name
strongswan
Purl
pkg:deb/ubuntu/strongswan@5.6.2-1ubuntu2.fips.2.5.1?arch=source&distro=fips/bionic

Affected ranges

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

Affected versions

5.*

5.6.2-1ubuntu2.fips.2.4.2
5.6.2-1ubuntu2.fips.2.5.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "charon-cmd",
            "binary_version": "5.6.2-1ubuntu2.fips.2.5.1"
        },
        {
            "binary_name": "charon-systemd",
            "binary_version": "5.6.2-1ubuntu2.fips.2.5.1"
        },
        {
            "binary_name": "libcharon-extra-plugins",
            "binary_version": "5.6.2-1ubuntu2.fips.2.5.1"
        },
        {
            "binary_name": "libcharon-standard-plugins",
            "binary_version": "5.6.2-1ubuntu2.fips.2.5.1"
        },
        {
            "binary_name": "libstrongswan",
            "binary_version": "5.6.2-1ubuntu2.fips.2.5.1"
        },
        {
            "binary_name": "libstrongswan-extra-plugins",
            "binary_version": "5.6.2-1ubuntu2.fips.2.5.1"
        },
        {
            "binary_name": "libstrongswan-standard-plugins",
            "binary_version": "5.6.2-1ubuntu2.fips.2.5.1"
        },
        {
            "binary_name": "strongswan",
            "binary_version": "5.6.2-1ubuntu2.fips.2.5.1"
        },
        {
            "binary_name": "strongswan-charon",
            "binary_version": "5.6.2-1ubuntu2.fips.2.5.1"
        },
        {
            "binary_name": "strongswan-hmac",
            "binary_version": "5.6.2-1ubuntu2.fips.2.5.1"
        },
        {
            "binary_name": "strongswan-libcharon",
            "binary_version": "5.6.2-1ubuntu2.fips.2.5.1"
        },
        {
            "binary_name": "strongswan-nm",
            "binary_version": "5.6.2-1ubuntu2.fips.2.5.1"
        },
        {
            "binary_name": "strongswan-pki",
            "binary_version": "5.6.2-1ubuntu2.fips.2.5.1"
        },
        {
            "binary_name": "strongswan-scepclient",
            "binary_version": "5.6.2-1ubuntu2.fips.2.5.1"
        },
        {
            "binary_name": "strongswan-starter",
            "binary_version": "5.6.2-1ubuntu2.fips.2.5.1"
        },
        {
            "binary_name": "strongswan-swanctl",
            "binary_version": "5.6.2-1ubuntu2.fips.2.5.1"
        },
        {
            "binary_name": "strongswan-tnc-base",
            "binary_version": "5.6.2-1ubuntu2.fips.2.5.1"
        },
        {
            "binary_name": "strongswan-tnc-client",
            "binary_version": "5.6.2-1ubuntu2.fips.2.5.1"
        },
        {
            "binary_name": "strongswan-tnc-ifmap",
            "binary_version": "5.6.2-1ubuntu2.fips.2.5.1"
        },
        {
            "binary_name": "strongswan-tnc-pdp",
            "binary_version": "5.6.2-1ubuntu2.fips.2.5.1"
        },
        {
            "binary_name": "strongswan-tnc-server",
            "binary_version": "5.6.2-1ubuntu2.fips.2.5.1"
        }
    ]
}

Ubuntu:Pro:FIPS:20.04:LTS

strongswan

Package

Name
strongswan
Purl
pkg:deb/ubuntu/strongswan@5.8.2-1ubuntu3.fips.3.1.2?arch=source&distro=fips/focal

Affected ranges

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

Affected versions

5.*

5.8.2-1ubuntu3.fips.3.1.2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "charon-cmd",
            "binary_version": "5.8.2-1ubuntu3.fips.3.1.2"
        },
        {
            "binary_name": "charon-systemd",
            "binary_version": "5.8.2-1ubuntu3.fips.3.1.2"
        },
        {
            "binary_name": "libcharon-extauth-plugins",
            "binary_version": "5.8.2-1ubuntu3.fips.3.1.2"
        },
        {
            "binary_name": "libcharon-extra-plugins",
            "binary_version": "5.8.2-1ubuntu3.fips.3.1.2"
        },
        {
            "binary_name": "libcharon-standard-plugins",
            "binary_version": "5.8.2-1ubuntu3.fips.3.1.2"
        },
        {
            "binary_name": "libstrongswan",
            "binary_version": "5.8.2-1ubuntu3.fips.3.1.2"
        },
        {
            "binary_name": "libstrongswan-extra-plugins",
            "binary_version": "5.8.2-1ubuntu3.fips.3.1.2"
        },
        {
            "binary_name": "libstrongswan-standard-plugins",
            "binary_version": "5.8.2-1ubuntu3.fips.3.1.2"
        },
        {
            "binary_name": "strongswan",
            "binary_version": "5.8.2-1ubuntu3.fips.3.1.2"
        },
        {
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}