UBUNTU-CVE-2026-19968 (CVE-2026-19968)

Vulnerability from osv_ubuntu – Published: 2026-08-17 01:16 – Updated: 2026-08-19 11:01 – Source website
VLAI
Details

A weakness has been identified in Open Asset Import Library Assimp 17c12da. The affected element is the function Assimp::MDLImporter::ReadFaces_3DGS_MDL7 in the library code/AssetLib/LWO/LWOLoader.h of the component 3DGS MDL7 Model Parser. Executing a manipulation can lead to heap-based buffer overflow. The attack may be launched remotely. The exploit has been made available to the public and could be used for attacks. This patch is called ee77bb09a42a49843ac85ef64c14d2328b251df1. Applying a patch is advised to resolve this issue.

Severity
4.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
2.1 (Low)
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
N/A (UNKNOWN)
medium
References
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "assimp-utils",
            "binary_version": "3.2~dfsg-3"
          },
          {
            "binary_name": "libassimp3v5",
            "binary_version": "3.2~dfsg-3"
          },
          {
            "binary_name": "python-pyassimp",
            "binary_version": "3.2~dfsg-3"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:16.04:LTS",
        "name": "assimp",
        "purl": "pkg:deb/ubuntu/assimp@3.2~dfsg-3?arch=source\u0026distro=xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "3.0~dfsg-4ubuntu4",
        "3.1.1~dfsg-5",
        "3.2~dfsg-1",
        "3.2~dfsg-2",
        "3.2~dfsg-3"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "assimp-utils",
            "binary_version": "4.1.0~dfsg-3"
          },
          {
            "binary_name": "libassimp4",
            "binary_version": "4.1.0~dfsg-3"
          },
          {
            "binary_name": "python-pyassimp",
            "binary_version": "4.1.0~dfsg-3"
          },
          {
            "binary_name": "python3-pyassimp",
            "binary_version": "4.1.0~dfsg-3"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:18.04:LTS",
        "name": "assimp",
        "purl": "pkg:deb/ubuntu/assimp@4.1.0~dfsg-3?arch=source\u0026distro=bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "3.3.1~dfsg-5",
        "3.3.1~dfsg-5ubuntu1",
        "3.3.1~dfsg-5+build1",
        "4.0.1~dfsg-1~exp2",
        "4.0.1~dfsg-1",
        "4.1.0~dfsg-1",
        "4.1.0~dfsg-2",
        "4.1.0~dfsg-3"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "assimp-testmodels",
            "binary_version": "5.0.1~ds0-1build1"
          },
          {
            "binary_name": "assimp-utils",
            "binary_version": "5.0.1~ds0-1build1"
          },
          {
            "binary_name": "libassimp5",
            "binary_version": "5.0.1~ds0-1build1"
          },
          {
            "binary_name": "python3-pyassimp",
            "binary_version": "5.0.1~ds0-1build1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:20.04:LTS",
        "name": "assimp",
        "purl": "pkg:deb/ubuntu/assimp@5.0.1~ds0-1build1?arch=source\u0026distro=focal"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "4.1.0~dfsg-5",
        "4.1.0~dfsg-5ubuntu1",
        "5.0.1~ds0-1build1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "assimp-testmodels",
            "binary_version": "5.2.2~ds0-1"
          },
          {
            "binary_name": "assimp-utils",
            "binary_version": "5.2.2~ds0-1"
          },
          {
            "binary_name": "libassimp5",
            "binary_version": "5.2.2~ds0-1"
          },
          {
            "binary_name": "python3-pyassimp",
            "binary_version": "5.2.2~ds0-1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:22.04:LTS",
        "name": "assimp",
        "purl": "pkg:deb/ubuntu/assimp@5.2.2~ds0-1?arch=source\u0026distro=jammy"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "5.0.1~ds0-2",
        "5.0.1~ds0-3ubuntu1",
        "5.1.4~ds0-1",
        "5.1.5~ds0-1",
        "5.1.6~ds0-1",
        "5.2.0~ds0-2",
        "5.2.1~ds0-1",
        "5.2.2~ds0-1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "assimp-testmodels",
            "binary_version": "5.3.1+ds-2build1"
          },
          {
            "binary_name": "assimp-utils",
            "binary_version": "5.3.1+ds-2build1"
          },
          {
            "binary_name": "libassimp5",
            "binary_version": "5.3.1+ds-2build1"
          },
          {
            "binary_name": "python3-pyassimp",
            "binary_version": "5.3.1+ds-2build1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:24.04:LTS",
        "name": "assimp",
        "purl": "pkg:deb/ubuntu/assimp@5.3.1+ds-2build1?arch=source\u0026distro=noble"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "5.2.5~ds0-1.1build1",
        "5.3.1+ds-1",
        "5.3.1+ds-2",
        "5.3.1+ds-2build1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "assimp-testmodels",
            "binary_version": "6.0.4+ds-1build1"
          },
          {
            "binary_name": "assimp-utils",
            "binary_version": "6.0.4+ds-1build1"
          },
          {
            "binary_name": "libassimp6",
            "binary_version": "6.0.4+ds-1build1"
          },
          {
            "binary_name": "python3-pyassimp",
            "binary_version": "6.0.4+ds-1build1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:26.04:LTS",
        "name": "assimp",
        "purl": "pkg:deb/ubuntu/assimp@6.0.4+ds-1build1?arch=source\u0026distro=resolute"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "5.4.3+ds-2",
        "6.0.2+ds-1",
        "6.0.3+ds-1",
        "6.0.4+ds-1",
        "6.0.4+ds-1build1"
      ]
    }
  ],
  "aliases": [],
  "details": "A weakness has been identified in Open Asset Import Library Assimp 17c12da. The affected element is the function Assimp::MDLImporter::ReadFaces_3DGS_MDL7 in the library code/AssetLib/LWO/LWOLoader.h of the component 3DGS MDL7 Model Parser. Executing a manipulation can lead to heap-based buffer overflow. The attack may be launched remotely. The exploit has been made available to the public and could be used for attacks. This patch is called ee77bb09a42a49843ac85ef64c14d2328b251df1. Applying a patch is advised to resolve this issue.",
  "id": "UBUNTU-CVE-2026-19968",
  "modified": "2026-08-19T11:01:27Z",
  "published": "2026-08-17T01:16:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2026-19968"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-19968"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/assimp/assimp/issues/6630"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/assimp/assimp/pull/6717"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/assimp/assimp/commit/ee77bb09a42a49843ac85ef64c14d2328b251df1"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/user-attachments/files/27425090/poc.zip"
    },
    {
      "type": "REPORT",
      "url": "https://vuldb.com/cve/CVE-2026-19968"
    },
    {
      "type": "REPORT",
      "url": "https://vuldb.com/submit/873129"
    },
    {
      "type": "REPORT",
      "url": "https://vuldb.com/vuln/391145"
    },
    {
      "type": "REPORT",
      "url": "https://vuldb.com/vuln/391145/cti"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P",
      "type": "CVSS_V4"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2026-19968"
  ]
}



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.



Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.