USN-3456-1
- Source
- https://ubuntu.com/security/notices/USN-3456-1
- Import Source
- https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3456-1.json
- JSON Data
- https://api.osv.dev/v1/vulns/USN-3456-1
- Upstream
- Related
- Published
- 2017-10-17T16:33:35.147949Z
- Modified
- 2025-10-13T04:34:30Z
- Summary
- xorg-server, xorg-server-hwe-16.04, xorg-server-lts-xenial vulnerabilities
- Details
-
It was discovered that the X.Org X server incorrectly handled certain lengths. An attacker able to connect to an X server, either locally or remotely, could use these issues to crash the server, or possibly execute arbitrary code.
- References
-
- https://ubuntu.com/security/notices/USN-3456-1
- https://ubuntu.com/security/CVE-2017-12176
- https://ubuntu.com/security/CVE-2017-12177
- https://ubuntu.com/security/CVE-2017-12178
- https://ubuntu.com/security/CVE-2017-12179
- https://ubuntu.com/security/CVE-2017-12180
- https://ubuntu.com/security/CVE-2017-12181
- https://ubuntu.com/security/CVE-2017-12182
- https://ubuntu.com/security/CVE-2017-12183
- https://ubuntu.com/security/CVE-2017-12184
- https://ubuntu.com/security/CVE-2017-12185
- https://ubuntu.com/security/CVE-2017-12186
- https://ubuntu.com/security/CVE-2017-12187
Affected packages
Ubuntu:14.04:LTS / xorg-server
Package
- Name
- xorg-server
- Purl
- pkg:deb/ubuntu/xorg-server@2:1.15.1-0ubuntu2.11?arch=source&distro=trusty
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0Unknown introduced version / All previous versions are affectedFixed2:1.15.1-0ubuntu2.11
Affected versions
2:1.*
2:1.14.3-3ubuntu2
2:1.14.3-3ubuntu3
2:1.14.3-3ubuntu4
2:1.14.3-5ubuntu1
2:1.14.4-1ubuntu1
2:1.14.4-1ubuntu2
2:1.14.4.901-0ubuntu2
2:1.14.5-1ubuntu2
2:1.14.5-1ubuntu4
2:1.15.0-1ubuntu1
2:1.15.0-1ubuntu2
2:1.15.0-1ubuntu3
2:1.15.0-1ubuntu4
2:1.15.0-1ubuntu6
2:1.15.0-1ubuntu7
2:1.15.1-0ubuntu1
2:1.15.1-0ubuntu2
2:1.15.1-0ubuntu2.1
2:1.15.1-0ubuntu2.4
2:1.15.1-0ubuntu2.5
2:1.15.1-0ubuntu2.6
2:1.15.1-0ubuntu2.7
2:1.15.1-0ubuntu2.9
2:1.15.1-0ubuntu2.10
Ecosystem specific
{
"binaries": [
{
"binary_version": "2:1.15.1-0ubuntu2.11",
"binary_name": "xdmx"
},
{
"binary_version": "2:1.15.1-0ubuntu2.11",
"binary_name": "xdmx-tools"
},
{
"binary_version": "2:1.15.1-0ubuntu2.11",
"binary_name": "xnest"
},
{
"binary_version": "2:1.15.1-0ubuntu2.11",
"binary_name": "xorg-server-source"
},
{
"binary_version": "2:1.15.1-0ubuntu2.11",
"binary_name": "xserver-common"
},
{
"binary_version": "2:1.15.1-0ubuntu2.11",
"binary_name": "xserver-xephyr"
},
{
"binary_version": "2:1.15.1-0ubuntu2.11",
"binary_name": "xserver-xorg-core"
},
{
"binary_version": "2:1.15.1-0ubuntu2.11",
"binary_name": "xserver-xorg-dev"
},
{
"binary_version": "2:1.15.1-0ubuntu2.11",
"binary_name": "xserver-xorg-xmir"
},
{
"binary_version": "2:1.15.1-0ubuntu2.11",
"binary_name": "xvfb"
}
],
"availability": "No subscription required"
}
Database specific
cves_map
{
"cves": [
{
"id": "CVE-2017-12176",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2017-12177",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2017-12178",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2017-12179",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2017-12180",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2017-12181",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2017-12182",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2017-12183",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2017-12184",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2017-12185",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2017-12186",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2017-12187",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
}
],
"ecosystem": "Ubuntu:14.04:LTS"
}
Ubuntu:14.04:LTS / xorg-server-lts-xenial
Package
- Name
- xorg-server-lts-xenial
- Purl
- pkg:deb/ubuntu/xorg-server-lts-xenial@2:1.18.3-1ubuntu2.3~trusty4?arch=source&distro=trusty
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0Unknown introduced version / All previous versions are affectedFixed2:1.18.3-1ubuntu2.3~trusty4
Affected versions
2:1.*
2:1.18.3-1ubuntu2.2~trusty1
2:1.18.3-1ubuntu2.2~trusty2
2:1.18.3-1ubuntu2.2~trusty3
2:1.18.3-1ubuntu2.3~trusty1
2:1.18.3-1ubuntu2.3~trusty2
2:1.18.3-1ubuntu2.3~trusty3
Ecosystem specific
{
"binaries": [
{
"binary_version": "2:1.18.3-1ubuntu2.3~trusty4",
"binary_name": "xorg-server-source-lts-xenial"
},
{
"binary_version": "2:1.18.3-1ubuntu2.3~trusty4",
"binary_name": "xserver-xephyr-lts-xenial"
},
{
"binary_version": "2:1.18.3-1ubuntu2.3~trusty4",
"binary_name": "xserver-xorg-core-lts-xenial"
},
{
"binary_version": "2:1.18.3-1ubuntu2.3~trusty4",
"binary_name": "xserver-xorg-dev-lts-xenial"
},
{
"binary_version": "2:1.18.3-1ubuntu2.3~trusty4",
"binary_name": "xwayland-lts-xenial"
}
],
"availability": "No subscription required"
}
Database specific
cves_map
{
"cves": [
{
"id": "CVE-2017-12176",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2017-12177",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2017-12178",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2017-12179",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2017-12180",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2017-12181",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2017-12182",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2017-12183",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2017-12184",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2017-12185",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2017-12186",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2017-12187",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
}
],
"ecosystem": "Ubuntu:14.04:LTS"
}
Ubuntu:16.04:LTS / xorg-server
Package
- Name
- xorg-server
- Purl
- pkg:deb/ubuntu/xorg-server@2:1.18.4-0ubuntu0.7?arch=source&distro=xenial
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0Unknown introduced version / All previous versions are affectedFixed2:1.18.4-0ubuntu0.7
Affected versions
2:1.*
2:1.17.2-1ubuntu9
2:1.17.2-1ubuntu10
2:1.17.3-2ubuntu1
2:1.17.3-2ubuntu2
2:1.17.3-2ubuntu3
2:1.17.3-2ubuntu4
2:1.18.1-1ubuntu3
2:1.18.1-1ubuntu4
2:1.18.3-1ubuntu1
2:1.18.3-1ubuntu2
2:1.18.3-1ubuntu2.2
2:1.18.3-1ubuntu2.3
2:1.18.4-0ubuntu0.1
2:1.18.4-0ubuntu0.2
2:1.18.4-0ubuntu0.3
2:1.18.4-0ubuntu0.4
2:1.18.4-0ubuntu0.6
Ecosystem specific
{
"binaries": [
{
"binary_version": "2:1.18.4-0ubuntu0.7",
"binary_name": "xdmx"
},
{
"binary_version": "2:1.18.4-0ubuntu0.7",
"binary_name": "xdmx-tools"
},
{
"binary_version": "2:1.18.4-0ubuntu0.7",
"binary_name": "xmir"
},
{
"binary_version": "2:1.18.4-0ubuntu0.7",
"binary_name": "xnest"
},
{
"binary_version": "2:1.18.4-0ubuntu0.7",
"binary_name": "xorg-server-source"
},
{
"binary_version": "2:1.18.4-0ubuntu0.7",
"binary_name": "xserver-common"
},
{
"binary_version": "2:1.18.4-0ubuntu0.7",
"binary_name": "xserver-xephyr"
},
{
"binary_version": "2:1.18.4-0ubuntu0.7",
"binary_name": "xserver-xorg-core"
},
{
"binary_version": "2:1.18.4-0ubuntu0.7",
"binary_name": "xserver-xorg-dev"
},
{
"binary_version": "2:1.18.4-0ubuntu0.7",
"binary_name": "xserver-xorg-legacy"
},
{
"binary_version": "2:1.18.4-0ubuntu0.7",
"binary_name": "xserver-xorg-xmir"
},
{
"binary_version": "2:1.18.4-0ubuntu0.7",
"binary_name": "xvfb"
},
{
"binary_version": "2:1.18.4-0ubuntu0.7",
"binary_name": "xwayland"
}
],
"availability": "No subscription required"
}
Database specific
cves_map
{
"cves": [
{
"id": "CVE-2017-12176",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2017-12177",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2017-12178",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2017-12179",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2017-12180",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2017-12181",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2017-12182",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2017-12183",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2017-12184",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2017-12185",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2017-12186",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2017-12187",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
}
],
"ecosystem": "Ubuntu:16.04:LTS"
}
Ubuntu:16.04:LTS / xorg-server-hwe-16.04
Package
- Name
- xorg-server-hwe-16.04
- Purl
- pkg:deb/ubuntu/xorg-server-hwe-16.04@2:1.19.3-1ubuntu1~16.04.4?arch=source&distro=xenial
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0Unknown introduced version / All previous versions are affectedFixed2:1.19.3-1ubuntu1~16.04.4
Affected versions
2:1.*
2:1.18.4-1ubuntu6.1~16.04.1
2:1.18.4-1ubuntu6.1~16.04.2
2:1.19.3-1ubuntu1~16.04.2
2:1.19.3-1ubuntu1~16.04.3
Ecosystem specific
{
"binaries": [
{
"binary_version": "2:1.19.3-1ubuntu1~16.04.4",
"binary_name": "xmir-hwe-16.04"
},
{
"binary_version": "2:1.19.3-1ubuntu1~16.04.4",
"binary_name": "xorg-server-source-hwe-16.04"
},
{
"binary_version": "2:1.19.3-1ubuntu1~16.04.4",
"binary_name": "xserver-xephyr-hwe-16.04"
},
{
"binary_version": "2:1.19.3-1ubuntu1~16.04.4",
"binary_name": "xserver-xorg-core-hwe-16.04"
},
{
"binary_version": "2:1.19.3-1ubuntu1~16.04.4",
"binary_name": "xserver-xorg-dev-hwe-16.04"
},
{
"binary_version": "2:1.19.3-1ubuntu1~16.04.4",
"binary_name": "xserver-xorg-legacy-hwe-16.04"
},
{
"binary_version": "2:1.19.3-1ubuntu1~16.04.4",
"binary_name": "xwayland-hwe-16.04"
}
],
"availability": "No subscription required"
}
Database specific
cves_map
{
"cves": [
{
"id": "CVE-2017-12176",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2017-12177",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2017-12178",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2017-12179",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2017-12180",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2017-12181",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2017-12182",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2017-12183",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2017-12184",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2017-12185",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2017-12186",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2017-12187",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
}
],
"ecosystem": "Ubuntu:16.04:LTS"
}