USN-5766-1

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Please try reporting it to the source first.
Source
https://ubuntu.com/security/notices/USN-5766-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5766-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-5766-1
Upstream
Related
Published
2022-12-07T23:29:35.029461Z
Modified
2025-10-13T04:36:10Z
Summary
heimdal vulnerability
Details

It was discovered that Heimdal did not properly manage memory when normalizing Unicode. An attacker could possibly use this issue to cause a denial of service.

References

Affected packages

Ubuntu:Pro:14.04:LTS / heimdal

Package

Name
heimdal
Purl
pkg:deb/ubuntu/heimdal@1.6~git20131207+dfsg-1ubuntu1.2+esm2?arch=source&distro=trusty/esm

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.6~git20131207+dfsg-1ubuntu1.2+esm2

Affected versions

1.*

1.6~git20120403+dfsg1-3ubuntu0.1
1.6~git20120403+dfsg1-3ubuntu0.2
1.6~git20131207+dfsg-1ubuntu1
1.6~git20131207+dfsg-1ubuntu1.1
1.6~git20131207+dfsg-1ubuntu1.2
1.6~git20131207+dfsg-1ubuntu1.2+esm1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "heimdal-clients",
            "binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm2"
        },
        {
            "binary_name": "heimdal-clients-x",
            "binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm2"
        },
        {
            "binary_name": "heimdal-dev",
            "binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm2"
        },
        {
            "binary_name": "heimdal-docs",
            "binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm2"
        },
        {
            "binary_name": "heimdal-kcm",
            "binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm2"
        },
        {
            "binary_name": "heimdal-kdc",
            "binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm2"
        },
        {
            "binary_name": "heimdal-multidev",
            "binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm2"
        },
        {
            "binary_name": "heimdal-servers",
            "binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm2"
        },
        {
            "binary_name": "heimdal-servers-x",
            "binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm2"
        },
        {
            "binary_name": "libasn1-8-heimdal",
            "binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm2"
        },
        {
            "binary_name": "libgssapi3-heimdal",
            "binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm2"
        },
        {
            "binary_name": "libhcrypto4-heimdal",
            "binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm2"
        },
        {
            "binary_name": "libhdb9-heimdal",
            "binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm2"
        },
        {
            "binary_name": "libheimbase1-heimdal",
            "binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm2"
        },
        {
            "binary_name": "libheimntlm0-heimdal",
            "binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm2"
        },
        {
            "binary_name": "libhx509-5-heimdal",
            "binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm2"
        },
        {
            "binary_name": "libkadm5clnt7-heimdal",
            "binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm2"
        },
        {
            "binary_name": "libkadm5srv8-heimdal",
            "binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm2"
        },
        {
            "binary_name": "libkafs0-heimdal",
            "binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm2"
        },
        {
            "binary_name": "libkdc2-heimdal",
            "binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm2"
        },
        {
            "binary_name": "libkrb5-26-heimdal",
            "binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm2"
        },
        {
            "binary_name": "libotp0-heimdal",
            "binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm2"
        },
        {
            "binary_name": "libroken18-heimdal",
            "binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm2"
        },
        {
            "binary_name": "libsl0-heimdal",
            "binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm2"
        },
        {
            "binary_name": "libwind0-heimdal",
            "binary_version": "1.6~git20131207+dfsg-1ubuntu1.2+esm2"
        }
    ],
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}

Database specific

cves_map

{
    "cves": [
        {
            "id": "CVE-2022-41916",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:Pro:14.04:LTS"
}

Ubuntu:Pro:16.04:LTS / heimdal

Package

Name
heimdal
Purl
pkg:deb/ubuntu/heimdal@1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm2?arch=source&distro=esm-infra/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm2

Affected versions

1.*

1.6~rc2+dfsg-10ubuntu1
1.7~git20150920+dfsg-4ubuntu1
1.7~git20150920+dfsg-4ubuntu1.16.04.1
1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "heimdal-clients",
            "binary_version": "1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm2"
        },
        {
            "binary_name": "heimdal-dev",
            "binary_version": "1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm2"
        },
        {
            "binary_name": "heimdal-docs",
            "binary_version": "1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm2"
        },
        {
            "binary_name": "heimdal-kcm",
            "binary_version": "1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm2"
        },
        {
            "binary_name": "heimdal-kdc",
            "binary_version": "1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm2"
        },
        {
            "binary_name": "heimdal-multidev",
            "binary_version": "1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm2"
        },
        {
            "binary_name": "heimdal-servers",
            "binary_version": "1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm2"
        },
        {
            "binary_name": "libasn1-8-heimdal",
            "binary_version": "1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm2"
        },
        {
            "binary_name": "libgssapi3-heimdal",
            "binary_version": "1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm2"
        },
        {
            "binary_name": "libhcrypto4-heimdal",
            "binary_version": "1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm2"
        },
        {
            "binary_name": "libhdb9-heimdal",
            "binary_version": "1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm2"
        },
        {
            "binary_name": "libheimbase1-heimdal",
            "binary_version": "1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm2"
        },
        {
            "binary_name": "libheimntlm0-heimdal",
            "binary_version": "1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm2"
        },
        {
            "binary_name": "libhx509-5-heimdal",
            "binary_version": "1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm2"
        },
        {
            "binary_name": "libkadm5clnt7-heimdal",
            "binary_version": "1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm2"
        },
        {
            "binary_name": "libkadm5srv8-heimdal",
            "binary_version": "1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm2"
        },
        {
            "binary_name": "libkafs0-heimdal",
            "binary_version": "1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm2"
        },
        {
            "binary_name": "libkdc2-heimdal",
            "binary_version": "1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm2"
        },
        {
            "binary_name": "libkrb5-26-heimdal",
            "binary_version": "1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm2"
        },
        {
            "binary_name": "libotp0-heimdal",
            "binary_version": "1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm2"
        },
        {
            "binary_name": "libroken18-heimdal",
            "binary_version": "1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm2"
        },
        {
            "binary_name": "libsl0-heimdal",
            "binary_version": "1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm2"
        },
        {
            "binary_name": "libwind0-heimdal",
            "binary_version": "1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm2"
        }
    ],
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}

Database specific

cves_map

{
    "cves": [
        {
            "id": "CVE-2022-41916",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:Pro:16.04:LTS"
}

Ubuntu:18.04:LTS / heimdal

Package

Name
heimdal
Purl
pkg:deb/ubuntu/heimdal@7.5.0+dfsg-1ubuntu0.2?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
7.5.0+dfsg-1ubuntu0.2

Affected versions

7.*

7.4.0.dfsg.1-2
7.5.0+dfsg-1
7.5.0+dfsg-1ubuntu0.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "heimdal-clients",
            "binary_version": "7.5.0+dfsg-1ubuntu0.2"
        },
        {
            "binary_name": "heimdal-dev",
            "binary_version": "7.5.0+dfsg-1ubuntu0.2"
        },
        {
            "binary_name": "heimdal-docs",
            "binary_version": "7.5.0+dfsg-1ubuntu0.2"
        },
        {
            "binary_name": "heimdal-kcm",
            "binary_version": "7.5.0+dfsg-1ubuntu0.2"
        },
        {
            "binary_name": "heimdal-kdc",
            "binary_version": "7.5.0+dfsg-1ubuntu0.2"
        },
        {
            "binary_name": "heimdal-multidev",
            "binary_version": "7.5.0+dfsg-1ubuntu0.2"
        },
        {
            "binary_name": "heimdal-servers",
            "binary_version": "7.5.0+dfsg-1ubuntu0.2"
        },
        {
            "binary_name": "libasn1-8-heimdal",
            "binary_version": "7.5.0+dfsg-1ubuntu0.2"
        },
        {
            "binary_name": "libgssapi3-heimdal",
            "binary_version": "7.5.0+dfsg-1ubuntu0.2"
        },
        {
            "binary_name": "libhcrypto4-heimdal",
            "binary_version": "7.5.0+dfsg-1ubuntu0.2"
        },
        {
            "binary_name": "libhdb9-heimdal",
            "binary_version": "7.5.0+dfsg-1ubuntu0.2"
        },
        {
            "binary_name": "libheimbase1-heimdal",
            "binary_version": "7.5.0+dfsg-1ubuntu0.2"
        },
        {
            "binary_name": "libheimntlm0-heimdal",
            "binary_version": "7.5.0+dfsg-1ubuntu0.2"
        },
        {
            "binary_name": "libhx509-5-heimdal",
            "binary_version": "7.5.0+dfsg-1ubuntu0.2"
        },
        {
            "binary_name": "libkadm5clnt7-heimdal",
            "binary_version": "7.5.0+dfsg-1ubuntu0.2"
        },
        {
            "binary_name": "libkadm5srv8-heimdal",
            "binary_version": "7.5.0+dfsg-1ubuntu0.2"
        },
        {
            "binary_name": "libkafs0-heimdal",
            "binary_version": "7.5.0+dfsg-1ubuntu0.2"
        },
        {
            "binary_name": "libkdc2-heimdal",
            "binary_version": "7.5.0+dfsg-1ubuntu0.2"
        },
        {
            "binary_name": "libkrb5-26-heimdal",
            "binary_version": "7.5.0+dfsg-1ubuntu0.2"
        },
        {
            "binary_name": "libotp0-heimdal",
            "binary_version": "7.5.0+dfsg-1ubuntu0.2"
        },
        {
            "binary_name": "libroken18-heimdal",
            "binary_version": "7.5.0+dfsg-1ubuntu0.2"
        },
        {
            "binary_name": "libsl0-heimdal",
            "binary_version": "7.5.0+dfsg-1ubuntu0.2"
        },
        {
            "binary_name": "libwind0-heimdal",
            "binary_version": "7.5.0+dfsg-1ubuntu0.2"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "cves": [
        {
            "id": "CVE-2022-41916",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:18.04:LTS"
}

Ubuntu:20.04:LTS / heimdal

Package

Name
heimdal
Purl
pkg:deb/ubuntu/heimdal@7.7.0+dfsg-1ubuntu1.2?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
7.7.0+dfsg-1ubuntu1.2

Affected versions

7.*

7.5.0+dfsg-3build1
7.7.0+dfsg-1
7.7.0+dfsg-1ubuntu1
7.7.0+dfsg-1ubuntu1.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "heimdal-clients",
            "binary_version": "7.7.0+dfsg-1ubuntu1.2"
        },
        {
            "binary_name": "heimdal-dev",
            "binary_version": "7.7.0+dfsg-1ubuntu1.2"
        },
        {
            "binary_name": "heimdal-docs",
            "binary_version": "7.7.0+dfsg-1ubuntu1.2"
        },
        {
            "binary_name": "heimdal-kcm",
            "binary_version": "7.7.0+dfsg-1ubuntu1.2"
        },
        {
            "binary_name": "heimdal-kdc",
            "binary_version": "7.7.0+dfsg-1ubuntu1.2"
        },
        {
            "binary_name": "heimdal-multidev",
            "binary_version": "7.7.0+dfsg-1ubuntu1.2"
        },
        {
            "binary_name": "heimdal-servers",
            "binary_version": "7.7.0+dfsg-1ubuntu1.2"
        },
        {
            "binary_name": "libasn1-8-heimdal",
            "binary_version": "7.7.0+dfsg-1ubuntu1.2"
        },
        {
            "binary_name": "libgssapi3-heimdal",
            "binary_version": "7.7.0+dfsg-1ubuntu1.2"
        },
        {
            "binary_name": "libhcrypto4-heimdal",
            "binary_version": "7.7.0+dfsg-1ubuntu1.2"
        },
        {
            "binary_name": "libhdb9-heimdal",
            "binary_version": "7.7.0+dfsg-1ubuntu1.2"
        },
        {
            "binary_name": "libheimbase1-heimdal",
            "binary_version": "7.7.0+dfsg-1ubuntu1.2"
        },
        {
            "binary_name": "libheimntlm0-heimdal",
            "binary_version": "7.7.0+dfsg-1ubuntu1.2"
        },
        {
            "binary_name": "libhx509-5-heimdal",
            "binary_version": "7.7.0+dfsg-1ubuntu1.2"
        },
        {
            "binary_name": "libkadm5clnt7-heimdal",
            "binary_version": "7.7.0+dfsg-1ubuntu1.2"
        },
        {
            "binary_name": "libkadm5srv8-heimdal",
            "binary_version": "7.7.0+dfsg-1ubuntu1.2"
        },
        {
            "binary_name": "libkafs0-heimdal",
            "binary_version": "7.7.0+dfsg-1ubuntu1.2"
        },
        {
            "binary_name": "libkdc2-heimdal",
            "binary_version": "7.7.0+dfsg-1ubuntu1.2"
        },
        {
            "binary_name": "libkrb5-26-heimdal",
            "binary_version": "7.7.0+dfsg-1ubuntu1.2"
        },
        {
            "binary_name": "libotp0-heimdal",
            "binary_version": "7.7.0+dfsg-1ubuntu1.2"
        },
        {
            "binary_name": "libroken18-heimdal",
            "binary_version": "7.7.0+dfsg-1ubuntu1.2"
        },
        {
            "binary_name": "libsl0-heimdal",
            "binary_version": "7.7.0+dfsg-1ubuntu1.2"
        },
        {
            "binary_name": "libwind0-heimdal",
            "binary_version": "7.7.0+dfsg-1ubuntu1.2"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "cves": [
        {
            "id": "CVE-2022-41916",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:20.04:LTS"
}