USN-3430-1
- Source
- https://ubuntu.com/security/notices/USN-3430-1
- Import Source
- https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3430-1.json
- JSON Data
- https://api.osv.dev/v1/vulns/USN-3430-1
- Upstream
- Related
- Published
- 2017-10-02T14:09:38.882247Z
- Modified
- 2025-10-13T04:34:30Z
- Summary
- dnsmasq vulnerabilities
- Details
-
Felix Wilhelm, Fermin J. Serna, Gabriel Campana and Kevin Hamacher discovered that Dnsmasq incorrectly handled DNS requests. A remote attacker could use this issue to cause Dnsmasq to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2017-14491)
Felix Wilhelm, Fermin J. Serna, Gabriel Campana and Kevin Hamacher discovered that Dnsmasq incorrectly handled IPv6 router advertisements. A remote attacker could use this issue to cause Dnsmasq to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2017-14492)
Felix Wilhelm, Fermin J. Serna, Gabriel Campana and Kevin Hamacher discovered that Dnsmasq incorrectly handled DHCPv6 requests. A remote attacker could use this issue to cause Dnsmasq to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2017-14493)
Felix Wilhelm, Fermin J. Serna, Gabriel Campana and Kevin Hamacher discovered that Dnsmasq incorrectly handled DHCPv6 packets. A remote attacker could use this issue to possibly obtain sensitive memory contents. (CVE-2017-14494)
Felix Wilhelm, Fermin J. Serna, Gabriel Campana and Kevin Hamacher discovered that Dnsmasq incorrectly handled DNS requests. A remote attacker could use this issue to cause Dnsmasq to consume memory, resulting in a denial of service. (CVE-2017-14495)
Felix Wilhelm, Fermin J. Serna, Gabriel Campana and Kevin Hamacher discovered that Dnsmasq incorrectly handled DNS requests. A remote attacker could use this issue to cause Dnsmasq to crash, resulting in a denial of service. (CVE-2017-14496)
- References
-
- https://ubuntu.com/security/notices/USN-3430-1
- https://ubuntu.com/security/CVE-2017-14491
- https://ubuntu.com/security/CVE-2017-14492
- https://ubuntu.com/security/CVE-2017-14493
- https://ubuntu.com/security/CVE-2017-14494
- https://ubuntu.com/security/CVE-2017-14495
- https://ubuntu.com/security/CVE-2017-14496
Affected packages
Ubuntu:14.04:LTS / dnsmasq
Package
- Name
- dnsmasq
- Purl
- pkg:deb/ubuntu/dnsmasq@2.68-1ubuntu0.2?arch=source&distro=trusty
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0Unknown introduced version / All previous versions are affectedFixed2.68-1ubuntu0.2
Ecosystem specific
{
"binaries": [
{
"binary_version": "2.68-1ubuntu0.2",
"binary_name": "dnsmasq"
},
{
"binary_version": "2.68-1ubuntu0.2",
"binary_name": "dnsmasq-base"
},
{
"binary_version": "2.68-1ubuntu0.2",
"binary_name": "dnsmasq-utils"
}
],
"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": "high",
"type": "Ubuntu"
}
],
"id": "CVE-2017-14491"
},
{
"severity": [
{
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "high",
"type": "Ubuntu"
}
],
"id": "CVE-2017-14492"
},
{
"severity": [
{
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "high",
"type": "Ubuntu"
}
],
"id": "CVE-2017-14493"
},
{
"severity": [
{
"score": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
],
"id": "CVE-2017-14494"
},
{
"severity": [
{
"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-2017-14495"
},
{
"severity": [
{
"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-2017-14496"
}
],
"ecosystem": "Ubuntu:14.04:LTS"
}
}
Ubuntu:16.04:LTS / dnsmasq
Package
- Name
- dnsmasq
- Purl
- pkg:deb/ubuntu/dnsmasq@2.75-1ubuntu0.16.04.3?arch=source&distro=xenial
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0Unknown introduced version / All previous versions are affectedFixed2.75-1ubuntu0.16.04.3
Ecosystem specific
{
"binaries": [
{
"binary_version": "2.75-1ubuntu0.16.04.3",
"binary_name": "dnsmasq"
},
{
"binary_version": "2.75-1ubuntu0.16.04.3",
"binary_name": "dnsmasq-base"
},
{
"binary_version": "2.75-1ubuntu0.16.04.3",
"binary_name": "dnsmasq-utils"
}
],
"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": "high",
"type": "Ubuntu"
}
],
"id": "CVE-2017-14491"
},
{
"severity": [
{
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "high",
"type": "Ubuntu"
}
],
"id": "CVE-2017-14492"
},
{
"severity": [
{
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "high",
"type": "Ubuntu"
}
],
"id": "CVE-2017-14493"
},
{
"severity": [
{
"score": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
],
"id": "CVE-2017-14494"
},
{
"severity": [
{
"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-2017-14495"
},
{
"severity": [
{
"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-2017-14496"
}
],
"ecosystem": "Ubuntu:16.04:LTS"
}
}