usn-6453-2
Vulnerability from osv_ubuntu
Published
2023-10-31 15:16
Modified
2026-06-29 10:53
Summary
xorg-server vulnerabilities
Details

USN-6453-1 fixed several vulnerabilities in X.Org. This update provides the corresponding update for Ubuntu 14.04 LTS, Ubuntu 16.04 LTS and Ubuntu 18.04 LTS.

Original advisory details:

Jan-Niklas Sohn discovered that the X.Org X Server incorrectly handled prepending values to certain properties. An attacker could possibly use this issue to cause the X Server to crash, execute arbitrary code, or escalate privileges. (CVE-2023-5367)

Sri discovered that the X.Org X Server incorrectly handled detroying windows in certain legacy multi-screen setups. An attacker could possibly use this issue to cause the X Server to crash, execute arbitrary code, or escalate privileges. (CVE-2023-5380)

References
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "cves_map": {
          "cves": [
            {
              "id": "CVE-2023-5367",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2023-5380",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            }
          ],
          "ecosystem": "Ubuntu:Pro:14.04:LTS"
        }
      },
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "xdmx",
            "binary_version": "2:1.15.1-0ubuntu2.11+esm8"
          },
          {
            "binary_name": "xdmx-tools",
            "binary_version": "2:1.15.1-0ubuntu2.11+esm8"
          },
          {
            "binary_name": "xnest",
            "binary_version": "2:1.15.1-0ubuntu2.11+esm8"
          },
          {
            "binary_name": "xorg-server-source",
            "binary_version": "2:1.15.1-0ubuntu2.11+esm8"
          },
          {
            "binary_name": "xserver-common",
            "binary_version": "2:1.15.1-0ubuntu2.11+esm8"
          },
          {
            "binary_name": "xserver-xephyr",
            "binary_version": "2:1.15.1-0ubuntu2.11+esm8"
          },
          {
            "binary_name": "xserver-xorg-core",
            "binary_version": "2:1.15.1-0ubuntu2.11+esm8"
          },
          {
            "binary_name": "xserver-xorg-xmir",
            "binary_version": "2:1.15.1-0ubuntu2.11+esm8"
          },
          {
            "binary_name": "xvfb",
            "binary_version": "2:1.15.1-0ubuntu2.11+esm8"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:14.04:LTS",
        "name": "xorg-server",
        "purl": "pkg:deb/ubuntu/xorg-server@2:1.15.1-0ubuntu2.11+esm8?arch=source\u0026distro=trusty/esm"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2:1.15.1-0ubuntu2.11+esm8"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "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",
        "2:1.15.1-0ubuntu2.11+esm5",
        "2:1.15.1-0ubuntu2.11+esm6",
        "2:1.15.1-0ubuntu2.11+esm7"
      ]
    },
    {
      "database_specific": {
        "cves_map": {
          "cves": [
            {
              "id": "CVE-2023-5367",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2023-5380",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            }
          ],
          "ecosystem": "Ubuntu:Pro:16.04:LTS"
        }
      },
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "xdmx",
            "binary_version": "2:1.18.4-0ubuntu0.12+esm6"
          },
          {
            "binary_name": "xdmx-tools",
            "binary_version": "2:1.18.4-0ubuntu0.12+esm6"
          },
          {
            "binary_name": "xmir",
            "binary_version": "2:1.18.4-0ubuntu0.12+esm6"
          },
          {
            "binary_name": "xnest",
            "binary_version": "2:1.18.4-0ubuntu0.12+esm6"
          },
          {
            "binary_name": "xorg-server-source",
            "binary_version": "2:1.18.4-0ubuntu0.12+esm6"
          },
          {
            "binary_name": "xserver-common",
            "binary_version": "2:1.18.4-0ubuntu0.12+esm6"
          },
          {
            "binary_name": "xserver-xephyr",
            "binary_version": "2:1.18.4-0ubuntu0.12+esm6"
          },
          {
            "binary_name": "xserver-xorg-core",
            "binary_version": "2:1.18.4-0ubuntu0.12+esm6"
          },
          {
            "binary_name": "xserver-xorg-legacy",
            "binary_version": "2:1.18.4-0ubuntu0.12+esm6"
          },
          {
            "binary_name": "xserver-xorg-xmir",
            "binary_version": "2:1.18.4-0ubuntu0.12+esm6"
          },
          {
            "binary_name": "xvfb",
            "binary_version": "2:1.18.4-0ubuntu0.12+esm6"
          },
          {
            "binary_name": "xwayland",
            "binary_version": "2:1.18.4-0ubuntu0.12+esm6"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:16.04:LTS",
        "name": "xorg-server",
        "purl": "pkg:deb/ubuntu/xorg-server@2:1.18.4-0ubuntu0.12+esm6?arch=source\u0026distro=esm-infra/xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2:1.18.4-0ubuntu0.12+esm6"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "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",
        "2:1.18.4-0ubuntu0.12+esm1",
        "2:1.18.4-0ubuntu0.12+esm2",
        "2:1.18.4-0ubuntu0.12+esm4",
        "2:1.18.4-0ubuntu0.12+esm5"
      ]
    },
    {
      "database_specific": {
        "cves_map": {
          "cves": [
            {
              "id": "CVE-2023-5367",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2023-5380",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            }
          ],
          "ecosystem": "Ubuntu:Pro:18.04:LTS"
        }
      },
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "xdmx",
            "binary_version": "2:1.19.6-1ubuntu4.15+esm1"
          },
          {
            "binary_name": "xdmx-tools",
            "binary_version": "2:1.19.6-1ubuntu4.15+esm1"
          },
          {
            "binary_name": "xmir",
            "binary_version": "2:1.19.6-1ubuntu4.15+esm1"
          },
          {
            "binary_name": "xnest",
            "binary_version": "2:1.19.6-1ubuntu4.15+esm1"
          },
          {
            "binary_name": "xorg-server-source",
            "binary_version": "2:1.19.6-1ubuntu4.15+esm1"
          },
          {
            "binary_name": "xserver-common",
            "binary_version": "2:1.19.6-1ubuntu4.15+esm1"
          },
          {
            "binary_name": "xserver-xephyr",
            "binary_version": "2:1.19.6-1ubuntu4.15+esm1"
          },
          {
            "binary_name": "xserver-xorg-core",
            "binary_version": "2:1.19.6-1ubuntu4.15+esm1"
          },
          {
            "binary_name": "xserver-xorg-legacy",
            "binary_version": "2:1.19.6-1ubuntu4.15+esm1"
          },
          {
            "binary_name": "xserver-xorg-xmir",
            "binary_version": "2:1.19.6-1ubuntu4.15+esm1"
          },
          {
            "binary_name": "xvfb",
            "binary_version": "2:1.19.6-1ubuntu4.15+esm1"
          },
          {
            "binary_name": "xwayland",
            "binary_version": "2:1.19.6-1ubuntu4.15+esm1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:18.04:LTS",
        "name": "xorg-server",
        "purl": "pkg:deb/ubuntu/xorg-server@2:1.19.6-1ubuntu4.15+esm1?arch=source\u0026distro=esm-infra/bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2:1.19.6-1ubuntu4.15+esm1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2:1.19.5-0ubuntu2",
        "2:1.19.6-1ubuntu1",
        "2:1.19.6-1ubuntu2",
        "2:1.19.6-1ubuntu3",
        "2:1.19.6-1ubuntu4",
        "2:1.19.6-1ubuntu4.1",
        "2:1.19.6-1ubuntu4.2",
        "2:1.19.6-1ubuntu4.3",
        "2:1.19.6-1ubuntu4.4",
        "2:1.19.6-1ubuntu4.5",
        "2:1.19.6-1ubuntu4.6",
        "2:1.19.6-1ubuntu4.7",
        "2:1.19.6-1ubuntu4.8",
        "2:1.19.6-1ubuntu4.9",
        "2:1.19.6-1ubuntu4.10",
        "2:1.19.6-1ubuntu4.11",
        "2:1.19.6-1ubuntu4.12",
        "2:1.19.6-1ubuntu4.13",
        "2:1.19.6-1ubuntu4.14",
        "2:1.19.6-1ubuntu4.15"
      ]
    }
  ],
  "aliases": [],
  "details": "USN-6453-1 fixed several vulnerabilities in X.Org. This update provides\nthe corresponding update for Ubuntu 14.04 LTS, Ubuntu 16.04 LTS and\nUbuntu 18.04 LTS.\n\nOriginal advisory details:\n\n Jan-Niklas Sohn discovered that the X.Org X Server incorrectly handled\n prepending values to certain properties. An attacker could possibly use\n this issue to cause the X Server to crash, execute arbitrary code, or\n escalate privileges. (CVE-2023-5367)\n\n Sri discovered that the X.Org X Server incorrectly handled detroying\n windows in certain legacy multi-screen setups. An attacker could possibly\n use this issue to cause the X Server to crash, execute arbitrary code, or\n escalate privileges. (CVE-2023-5380)\n",
  "id": "USN-6453-2",
  "modified": "2026-06-29T10:53:05Z",
  "published": "2023-10-31T15:16:46Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-6453-2"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2023-5367"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2023-5380"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "summary": "xorg-server vulnerabilities",
  "upstream": [
    "UBUNTU-CVE-2023-5367",
    "UBUNTU-CVE-2023-5380"
  ]
}



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