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vuln-ubuntu/data/osv/usn/USN-5193-2.json
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{
"schema_version": "1.7.0",
"id": "USN-5193-2",
"summary": "xorg-server vulnerabilities",
"details": "USN-5193-1 fixed several vulnerabilities in X.Org. This update provides\nthe corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM.\n\nOriginal advisory details:\n\n Jan-Niklas Sohn discovered that the X.Org X Server incorrectly handled\n certain inputs. An attacker could use this issue to cause the server to\n crash, resulting in a denial of service, or possibly execute arbitrary\n code and escalate privileges.\n",
"aliases": [],
"upstream": [
"UBUNTU-CVE-2021-4008",
"UBUNTU-CVE-2021-4009",
"UBUNTU-CVE-2021-4011"
],
"related": [],
"published": "2022-01-26T14:06:56Z",
"modified": "2026-06-29T10:52:52Z",
"affected": [
{
"package": {
"ecosystem": "Ubuntu:Pro:14.04:LTS",
"name": "xorg-server",
"purl": "pkg:deb/ubuntu/xorg-server@2:1.15.1-0ubuntu2.11+esm5?arch=source&distro=trusty/esm"
},
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2:1.15.1-0ubuntu2.11+esm5"
}
]
}
],
"versions": [
"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",
"2:1.15.1-0ubuntu2.11",
"2:1.15.1-0ubuntu2.11+esm2",
"2:1.15.1-0ubuntu2.11+esm3",
"2:1.15.1-0ubuntu2.11+esm4"
],
"ecosystem_specific": {
"binaries": [
{
"binary_name": "xdmx",
"binary_version": "2:1.15.1-0ubuntu2.11+esm5"
},
{
"binary_name": "xdmx-tools",
"binary_version": "2:1.15.1-0ubuntu2.11+esm5"
},
{
"binary_name": "xnest",
"binary_version": "2:1.15.1-0ubuntu2.11+esm5"
},
{
"binary_name": "xorg-server-source",
"binary_version": "2:1.15.1-0ubuntu2.11+esm5"
},
{
"binary_name": "xserver-common",
"binary_version": "2:1.15.1-0ubuntu2.11+esm5"
},
{
"binary_name": "xserver-xephyr",
"binary_version": "2:1.15.1-0ubuntu2.11+esm5"
},
{
"binary_name": "xserver-xorg-core",
"binary_version": "2:1.15.1-0ubuntu2.11+esm5"
},
{
"binary_name": "xserver-xorg-xmir",
"binary_version": "2:1.15.1-0ubuntu2.11+esm5"
},
{
"binary_name": "xvfb",
"binary_version": "2:1.15.1-0ubuntu2.11+esm5"
}
],
"availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
},
"database_specific": {
"cves_map": {
"ecosystem": "Ubuntu:Pro:14.04:LTS",
"cves": [
{
"id": "CVE-2021-4008",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2021-4009",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2021-4011",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
}
]
}
}
},
{
"package": {
"ecosystem": "Ubuntu:Pro:16.04:LTS",
"name": "xorg-server",
"purl": "pkg:deb/ubuntu/xorg-server@2:1.18.4-0ubuntu0.12+esm1?arch=source&distro=esm-infra/xenial"
},
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2:1.18.4-0ubuntu0.12+esm1"
}
]
}
],
"versions": [
"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",
"2:1.18.4-0ubuntu0.7",
"2:1.18.4-0ubuntu0.8",
"2:1.18.4-0ubuntu0.9",
"2:1.18.4-0ubuntu0.10",
"2:1.18.4-0ubuntu0.11",
"2:1.18.4-0ubuntu0.12"
],
"ecosystem_specific": {
"binaries": [
{
"binary_name": "xdmx",
"binary_version": "2:1.18.4-0ubuntu0.12+esm1"
},
{
"binary_name": "xdmx-tools",
"binary_version": "2:1.18.4-0ubuntu0.12+esm1"
},
{
"binary_name": "xmir",
"binary_version": "2:1.18.4-0ubuntu0.12+esm1"
},
{
"binary_name": "xnest",
"binary_version": "2:1.18.4-0ubuntu0.12+esm1"
},
{
"binary_name": "xorg-server-source",
"binary_version": "2:1.18.4-0ubuntu0.12+esm1"
},
{
"binary_name": "xserver-common",
"binary_version": "2:1.18.4-0ubuntu0.12+esm1"
},
{
"binary_name": "xserver-xephyr",
"binary_version": "2:1.18.4-0ubuntu0.12+esm1"
},
{
"binary_name": "xserver-xorg-core",
"binary_version": "2:1.18.4-0ubuntu0.12+esm1"
},
{
"binary_name": "xserver-xorg-legacy",
"binary_version": "2:1.18.4-0ubuntu0.12+esm1"
},
{
"binary_name": "xserver-xorg-xmir",
"binary_version": "2:1.18.4-0ubuntu0.12+esm1"
},
{
"binary_name": "xvfb",
"binary_version": "2:1.18.4-0ubuntu0.12+esm1"
},
{
"binary_name": "xwayland",
"binary_version": "2:1.18.4-0ubuntu0.12+esm1"
}
],
"availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
},
"database_specific": {
"cves_map": {
"ecosystem": "Ubuntu:Pro:16.04:LTS",
"cves": [
{
"id": "CVE-2021-4008",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2021-4009",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2021-4011",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
}
]
}
}
}
],
"references": [
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-5193-2"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2021-4008"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2021-4009"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2021-4011"
}
]
}
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