USN-3434-1

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Source
https://ubuntu.com/security/notices/USN-3434-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3434-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-3434-1
Upstream
Related
Published
2017-10-02T17:01:35.633715Z
Modified
2025-10-13T04:34:30Z
Summary
libidn vulnerability
Details

It was discovered that Libidn incorrectly handled decoding certain digits. A remote attacker could use this issue to cause Libidn to crash, resulting in a denial of service, or possibly execute arbitrary code.

References

Affected packages

Ubuntu:14.04:LTS / libidn

Package

Name
libidn
Purl
pkg:deb/ubuntu/libidn@1.28-1ubuntu2.2?arch=source&distro=trusty

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.28-1ubuntu2.2

Affected versions

1.*

1.28-1ubuntu1
1.28-1ubuntu2
1.28-1ubuntu2.1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "idn",
            "binary_version": "1.28-1ubuntu2.2"
        },
        {
            "binary_name": "libidn11",
            "binary_version": "1.28-1ubuntu2.2"
        },
        {
            "binary_name": "libidn11-dev",
            "binary_version": "1.28-1ubuntu2.2"
        },
        {
            "binary_name": "libidn11-java",
            "binary_version": "1.28-1ubuntu2.2"
        }
    ]
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:14.04:LTS",
    "cves": [
        {
            "id": "CVE-2017-14062",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}

Ubuntu:16.04:LTS / libidn

Package

Name
libidn
Purl
pkg:deb/ubuntu/libidn@1.32-3ubuntu1.2?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.32-3ubuntu1.2

Affected versions

1.*

1.28-1ubuntu2
1.32-3ubuntu1
1.32-3ubuntu1.1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "idn",
            "binary_version": "1.32-3ubuntu1.2"
        },
        {
            "binary_name": "libidn11",
            "binary_version": "1.32-3ubuntu1.2"
        },
        {
            "binary_name": "libidn11-dev",
            "binary_version": "1.32-3ubuntu1.2"
        },
        {
            "binary_name": "libidn11-java",
            "binary_version": "1.32-3ubuntu1.2"
        }
    ]
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:16.04:LTS",
    "cves": [
        {
            "id": "CVE-2017-14062",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}