USN-3228-1

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Source
https://ubuntu.com/security/notices/USN-3228-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3228-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-3228-1
Upstream
Related
Published
2017-03-13T16:48:55.520755Z
Modified
2025-10-13T04:34:21Z
Summary
libevent vulnerabilities
Details

Guido Vranken discovered that libevent incorrectly handled memory when processing certain data. A remote attacker could possibly use this issue with an application that uses libevent to cause a denial of service, or possibly execute arbitrary code.

References

Affected packages

Ubuntu:14.04:LTS / libevent

Package

Name
libevent
Purl
pkg:deb/ubuntu/libevent@2.0.21-stable-1ubuntu1.14.04.2?arch=source&distro=trusty

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.0.21-stable-1ubuntu1.14.04.2

Affected versions

2.*

2.0.21-stable-1
2.0.21-stable-1ubuntu1
2.0.21-stable-1ubuntu1.14.04.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "2.0.21-stable-1ubuntu1.14.04.2",
            "binary_name": "libevent-2.0-5"
        },
        {
            "binary_version": "2.0.21-stable-1ubuntu1.14.04.2",
            "binary_name": "libevent-core-2.0-5"
        },
        {
            "binary_version": "2.0.21-stable-1ubuntu1.14.04.2",
            "binary_name": "libevent-dev"
        },
        {
            "binary_version": "2.0.21-stable-1ubuntu1.14.04.2",
            "binary_name": "libevent-extra-2.0-5"
        },
        {
            "binary_version": "2.0.21-stable-1ubuntu1.14.04.2",
            "binary_name": "libevent-openssl-2.0-5"
        },
        {
            "binary_version": "2.0.21-stable-1ubuntu1.14.04.2",
            "binary_name": "libevent-pthreads-2.0-5"
        }
    ],
    "availability": "No subscription required"
}

Database specific 

{
    "cves_map": {
        "cves": [
            {
                "severity": [
                    {
                        "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
                        "type": "CVSS_V3"
                    },
                    {
                        "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
                        "type": "CVSS_V3"
                    },
                    {
                        "score": "medium",
                        "type": "Ubuntu"
                    }
                ],
                "id": "CVE-2016-10195"
            },
            {
                "severity": [
                    {
                        "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                        "type": "CVSS_V3"
                    },
                    {
                        "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                        "type": "CVSS_V3"
                    },
                    {
                        "score": "medium",
                        "type": "Ubuntu"
                    }
                ],
                "id": "CVE-2016-10196"
            },
            {
                "severity": [
                    {
                        "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                        "type": "CVSS_V3"
                    },
                    {
                        "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                        "type": "CVSS_V3"
                    },
                    {
                        "score": "low",
                        "type": "Ubuntu"
                    }
                ],
                "id": "CVE-2016-10197"
            }
        ],
        "ecosystem": "Ubuntu:14.04:LTS"
    }
}

Ubuntu:16.04:LTS / libevent

Package

Name
libevent
Purl
pkg:deb/ubuntu/libevent@2.0.21-stable-2ubuntu0.16.04.1?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.0.21-stable-2ubuntu0.16.04.1

Affected versions

2.*

2.0.21-stable-2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "2.0.21-stable-2ubuntu0.16.04.1",
            "binary_name": "libevent-2.0-5"
        },
        {
            "binary_version": "2.0.21-stable-2ubuntu0.16.04.1",
            "binary_name": "libevent-core-2.0-5"
        },
        {
            "binary_version": "2.0.21-stable-2ubuntu0.16.04.1",
            "binary_name": "libevent-dev"
        },
        {
            "binary_version": "2.0.21-stable-2ubuntu0.16.04.1",
            "binary_name": "libevent-extra-2.0-5"
        },
        {
            "binary_version": "2.0.21-stable-2ubuntu0.16.04.1",
            "binary_name": "libevent-openssl-2.0-5"
        },
        {
            "binary_version": "2.0.21-stable-2ubuntu0.16.04.1",
            "binary_name": "libevent-pthreads-2.0-5"
        }
    ],
    "availability": "No subscription required"
}

Database specific 

{
    "cves_map": {
        "cves": [
            {
                "severity": [
                    {
                        "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
                        "type": "CVSS_V3"
                    },
                    {
                        "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
                        "type": "CVSS_V3"
                    },
                    {
                        "score": "medium",
                        "type": "Ubuntu"
                    }
                ],
                "id": "CVE-2016-10195"
            },
            {
                "severity": [
                    {
                        "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                        "type": "CVSS_V3"
                    },
                    {
                        "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                        "type": "CVSS_V3"
                    },
                    {
                        "score": "medium",
                        "type": "Ubuntu"
                    }
                ],
                "id": "CVE-2016-10196"
            },
            {
                "severity": [
                    {
                        "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                        "type": "CVSS_V3"
                    },
                    {
                        "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                        "type": "CVSS_V3"
                    },
                    {
                        "score": "low",
                        "type": "Ubuntu"
                    }
                ],
                "id": "CVE-2016-10197"
            }
        ],
        "ecosystem": "Ubuntu:16.04:LTS"
    }
}