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ubuntu-cve-2025-2591
Vulnerability from osv_ubuntu
Published
2025-03-21 14:15
Modified
2026-05-20 15:15
Summary
Details

A vulnerability classified as problematic was found in Open Asset Import Library Assimp 5.4.3. This vulnerability affects the function MDLImporter::InternReadFile_Quake1 of the file code/AssetLib/MDL/MDLLoader.cpp. The manipulation of the argument skinwidth/skinheight leads to divide by zero. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The patch is identified as ab66a1674fcfac87aaba4c8b900b315ebc3e7dbd. It is recommended to apply a patch to fix 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
5.5 (Medium)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
5.3 (Medium)
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
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": "5.4.3+ds-2"
          },
          {
            "binary_name": "assimp-utils",
            "binary_version": "5.4.3+ds-2"
          },
          {
            "binary_name": "libassimp5",
            "binary_version": "5.4.3+ds-2"
          },
          {
            "binary_name": "python3-pyassimp",
            "binary_version": "5.4.3+ds-2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:25.10",
        "name": "assimp",
        "purl": "pkg:deb/ubuntu/assimp@5.4.3+ds-2?arch=source\u0026distro=questing"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "5.4.3+ds-2"
      ]
    },
    {
      "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 vulnerability classified as problematic was found in Open Asset Import Library Assimp 5.4.3. This vulnerability affects the function MDLImporter::InternReadFile_Quake1 of the file code/AssetLib/MDL/MDLLoader.cpp. The manipulation of the argument skinwidth/skinheight leads to divide by zero. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The patch is identified as ab66a1674fcfac87aaba4c8b900b315ebc3e7dbd. It is recommended to apply a patch to fix this issue.",
  "id": "UBUNTU-CVE-2025-2591",
  "modified": "2026-05-20T15:15:56Z",
  "published": "2025-03-21T14:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2025-2591"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2025-2591"
    },
    {
      "type": "REPORT",
      "url": "https://vuldb.com/?ctiid.300574"
    },
    {
      "type": "REPORT",
      "url": "https://vuldb.com/?id.300574"
    },
    {
      "type": "REPORT",
      "url": "https://vuldb.com/?submit.517781"
    }
  ],
  "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:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
      "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",
      "type": "CVSS_V4"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2025-2591"
  ]
}



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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.


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.