usn-7299-3
Vulnerability from osv_ubuntu
Published
2025-03-12 11:54
Modified
2026-06-25 10:46
Summary
xorg-server, xwayland regression
Details

USN-7299-2 fix vulnerabilities in X.Org X Server. This fix caused regression in Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. This update reverts it pending further investigation.

Original advisory details:

Jan-Niklas Sohn discovered that the X.Org X Server incorrectly handled certain memory operations. An attacker could use these issues to cause the X Server to crash, leading to a denial of service, or possibly execute arbitrary code.

References
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "cves_map": {
          "cves": [],
          "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+esm16"
          },
          {
            "binary_name": "xdmx-tools",
            "binary_version": "2:1.18.4-0ubuntu0.12+esm16"
          },
          {
            "binary_name": "xmir",
            "binary_version": "2:1.18.4-0ubuntu0.12+esm16"
          },
          {
            "binary_name": "xnest",
            "binary_version": "2:1.18.4-0ubuntu0.12+esm16"
          },
          {
            "binary_name": "xorg-server-source",
            "binary_version": "2:1.18.4-0ubuntu0.12+esm16"
          },
          {
            "binary_name": "xserver-common",
            "binary_version": "2:1.18.4-0ubuntu0.12+esm16"
          },
          {
            "binary_name": "xserver-xephyr",
            "binary_version": "2:1.18.4-0ubuntu0.12+esm16"
          },
          {
            "binary_name": "xserver-xorg-core",
            "binary_version": "2:1.18.4-0ubuntu0.12+esm16"
          },
          {
            "binary_name": "xserver-xorg-legacy",
            "binary_version": "2:1.18.4-0ubuntu0.12+esm16"
          },
          {
            "binary_name": "xserver-xorg-xmir",
            "binary_version": "2:1.18.4-0ubuntu0.12+esm16"
          },
          {
            "binary_name": "xvfb",
            "binary_version": "2:1.18.4-0ubuntu0.12+esm16"
          },
          {
            "binary_name": "xwayland",
            "binary_version": "2:1.18.4-0ubuntu0.12+esm16"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:16.04:LTS",
        "name": "xorg-server",
        "purl": "pkg:deb/ubuntu/xorg-server@2:1.18.4-0ubuntu0.12+esm16?arch=source\u0026distro=esm-infra/xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2:1.18.4-0ubuntu0.12+esm16"
            }
          ],
          "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",
        "2:1.18.4-0ubuntu0.12+esm6",
        "2:1.18.4-0ubuntu0.12+esm8",
        "2:1.18.4-0ubuntu0.12+esm9",
        "2:1.18.4-0ubuntu0.12+esm10",
        "2:1.18.4-0ubuntu0.12+esm12",
        "2:1.18.4-0ubuntu0.12+esm13",
        "2:1.18.4-0ubuntu0.12+esm14",
        "2:1.18.4-0ubuntu0.12+esm15"
      ]
    },
    {
      "database_specific": {
        "cves_map": {
          "cves": [],
          "ecosystem": "Ubuntu:Pro:16.04:LTS"
        }
      },
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "xmir-hwe-16.04",
            "binary_version": "2:1.19.6-1ubuntu4.1~16.04.6+esm8"
          },
          {
            "binary_name": "xorg-server-source-hwe-16.04",
            "binary_version": "2:1.19.6-1ubuntu4.1~16.04.6+esm8"
          },
          {
            "binary_name": "xserver-xephyr-hwe-16.04",
            "binary_version": "2:1.19.6-1ubuntu4.1~16.04.6+esm8"
          },
          {
            "binary_name": "xserver-xorg-core-hwe-16.04",
            "binary_version": "2:1.19.6-1ubuntu4.1~16.04.6+esm8"
          },
          {
            "binary_name": "xserver-xorg-dev-hwe-16.04",
            "binary_version": "2:1.19.6-1ubuntu4.1~16.04.6+esm8"
          },
          {
            "binary_name": "xserver-xorg-legacy-hwe-16.04",
            "binary_version": "2:1.19.6-1ubuntu4.1~16.04.6+esm8"
          },
          {
            "binary_name": "xwayland-hwe-16.04",
            "binary_version": "2:1.19.6-1ubuntu4.1~16.04.6+esm8"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:16.04:LTS",
        "name": "xorg-server-hwe-16.04",
        "purl": "pkg:deb/ubuntu/xorg-server-hwe-16.04@2:1.19.6-1ubuntu4.1~16.04.6+esm8?arch=source\u0026distro=esm-infra/xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2:1.19.6-1ubuntu4.1~16.04.6+esm8"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "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",
        "2:1.19.3-1ubuntu1~16.04.4",
        "2:1.19.5-0ubuntu2~16.04.1",
        "2:1.19.6-1ubuntu4~16.04.1",
        "2:1.19.6-1ubuntu4.1~16.04.1",
        "2:1.19.6-1ubuntu4.1~16.04.2",
        "2:1.19.6-1ubuntu4.1~16.04.3",
        "2:1.19.6-1ubuntu4.1~16.04.4",
        "2:1.19.6-1ubuntu4.1~16.04.5",
        "2:1.19.6-1ubuntu4.1~16.04.6",
        "2:1.19.6-1ubuntu4.1~16.04.6+esm1",
        "2:1.19.6-1ubuntu4.1~16.04.6+esm3",
        "2:1.19.6-1ubuntu4.1~16.04.6+esm4",
        "2:1.19.6-1ubuntu4.1~16.04.6+esm5",
        "2:1.19.6-1ubuntu4.1~16.04.6+esm6",
        "2:1.19.6-1ubuntu4.1~16.04.6+esm7"
      ]
    },
    {
      "database_specific": {
        "cves_map": {
          "cves": [],
          "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+esm11"
          },
          {
            "binary_name": "xdmx-tools",
            "binary_version": "2:1.19.6-1ubuntu4.15+esm11"
          },
          {
            "binary_name": "xmir",
            "binary_version": "2:1.19.6-1ubuntu4.15+esm11"
          },
          {
            "binary_name": "xnest",
            "binary_version": "2:1.19.6-1ubuntu4.15+esm11"
          },
          {
            "binary_name": "xorg-server-source",
            "binary_version": "2:1.19.6-1ubuntu4.15+esm11"
          },
          {
            "binary_name": "xserver-common",
            "binary_version": "2:1.19.6-1ubuntu4.15+esm11"
          },
          {
            "binary_name": "xserver-xephyr",
            "binary_version": "2:1.19.6-1ubuntu4.15+esm11"
          },
          {
            "binary_name": "xserver-xorg-core",
            "binary_version": "2:1.19.6-1ubuntu4.15+esm11"
          },
          {
            "binary_name": "xserver-xorg-legacy",
            "binary_version": "2:1.19.6-1ubuntu4.15+esm11"
          },
          {
            "binary_name": "xserver-xorg-xmir",
            "binary_version": "2:1.19.6-1ubuntu4.15+esm11"
          },
          {
            "binary_name": "xvfb",
            "binary_version": "2:1.19.6-1ubuntu4.15+esm11"
          },
          {
            "binary_name": "xwayland",
            "binary_version": "2:1.19.6-1ubuntu4.15+esm11"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:18.04:LTS",
        "name": "xorg-server",
        "purl": "pkg:deb/ubuntu/xorg-server@2:1.19.6-1ubuntu4.15+esm11?arch=source\u0026distro=esm-infra/bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2:1.19.6-1ubuntu4.15+esm11"
            }
          ],
          "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",
        "2:1.19.6-1ubuntu4.15+esm1",
        "2:1.19.6-1ubuntu4.15+esm3",
        "2:1.19.6-1ubuntu4.15+esm4",
        "2:1.19.6-1ubuntu4.15+esm5",
        "2:1.19.6-1ubuntu4.15+esm7",
        "2:1.19.6-1ubuntu4.15+esm8",
        "2:1.19.6-1ubuntu4.15+esm9",
        "2:1.19.6-1ubuntu4.15+esm10"
      ]
    },
    {
      "database_specific": {
        "cves_map": {
          "cves": [],
          "ecosystem": "Ubuntu:Pro:18.04:LTS"
        }
      },
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "xorg-server-source-hwe-18.04",
            "binary_version": "2:1.20.8-2ubuntu2.2~18.04.11+esm3"
          },
          {
            "binary_name": "xserver-xephyr-hwe-18.04",
            "binary_version": "2:1.20.8-2ubuntu2.2~18.04.11+esm3"
          },
          {
            "binary_name": "xserver-xorg-core-hwe-18.04",
            "binary_version": "2:1.20.8-2ubuntu2.2~18.04.11+esm3"
          },
          {
            "binary_name": "xserver-xorg-dev-hwe-18.04",
            "binary_version": "2:1.20.8-2ubuntu2.2~18.04.11+esm3"
          },
          {
            "binary_name": "xserver-xorg-legacy-hwe-18.04",
            "binary_version": "2:1.20.8-2ubuntu2.2~18.04.11+esm3"
          },
          {
            "binary_name": "xwayland-hwe-18.04",
            "binary_version": "2:1.20.8-2ubuntu2.2~18.04.11+esm3"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:18.04:LTS",
        "name": "xorg-server-hwe-18.04",
        "purl": "pkg:deb/ubuntu/xorg-server-hwe-18.04@2:1.20.8-2ubuntu2.2~18.04.11+esm3?arch=source\u0026distro=esm-infra/bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2:1.20.8-2ubuntu2.2~18.04.11+esm3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2:1.20.1-3ubuntu2.1~18.04.1",
        "2:1.20.4-1ubuntu3~18.04.1",
        "2:1.20.5+git20191008-0ubuntu1~18.04.1",
        "2:1.20.8-2ubuntu2.1~18.04.1",
        "2:1.20.8-2ubuntu2.2~18.04.1",
        "2:1.20.8-2ubuntu2.2~18.04.2",
        "2:1.20.8-2ubuntu2.2~18.04.3",
        "2:1.20.8-2ubuntu2.2~18.04.4",
        "2:1.20.8-2ubuntu2.2~18.04.5",
        "2:1.20.8-2ubuntu2.2~18.04.6",
        "2:1.20.8-2ubuntu2.2~18.04.7",
        "2:1.20.8-2ubuntu2.2~18.04.8",
        "2:1.20.8-2ubuntu2.2~18.04.9",
        "2:1.20.8-2ubuntu2.2~18.04.10",
        "2:1.20.8-2ubuntu2.2~18.04.11",
        "2:1.20.8-2ubuntu2.2~18.04.11+esm1",
        "2:1.20.8-2ubuntu2.2~18.04.11+esm2"
      ]
    }
  ],
  "aliases": [],
  "details": "USN-7299-2 fix vulnerabilities in X.Org X Server. This fix caused\nregression in Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. This update\nreverts it pending further investigation.\n\nOriginal advisory details:\n\n Jan-Niklas Sohn discovered that the X.Org X Server incorrectly handled\n certain memory operations. An attacker could use these issues to cause the\n X Server to crash, leading to a denial of service, or possibly execute\n arbitrary code.\n",
  "id": "USN-7299-3",
  "modified": "2026-06-25T10:46:41Z",
  "published": "2025-03-12T11:54:06Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-7299-3"
    },
    {
      "type": "REPORT",
      "url": "https://launchpad.net/bugs/2101897"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "summary": "xorg-server, xwayland regression",
  "upstream": []
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.