usn-7520-2
Vulnerability from osv_ubuntu
Published
2025-05-21 11:21
Modified
2025-10-13 04:41
Summary
postgresql-17 vulnerability
Details

USN-7520-1 fixed a vulnerability in PostgreSQL. This update provides the corresponding updates for Ubuntu 25.04.

Original advisory details:

It was discovered that PostgreSQL incorrectly handled the GB18030 encoding. An attacker could possibly use this issue to cause PostgreSQL to crash, resulting in a denial of service.

References
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "cves_map": {
          "cves": [
            {
              "id": "CVE-2025-4207",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            }
          ],
          "ecosystem": "Ubuntu:25.04"
        }
      },
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "libecpg-compat3",
            "binary_version": "17.5-0ubuntu0.25.04.1"
          },
          {
            "binary_name": "libecpg-dev",
            "binary_version": "17.5-0ubuntu0.25.04.1"
          },
          {
            "binary_name": "libecpg6",
            "binary_version": "17.5-0ubuntu0.25.04.1"
          },
          {
            "binary_name": "libpgtypes3",
            "binary_version": "17.5-0ubuntu0.25.04.1"
          },
          {
            "binary_name": "libpq-dev",
            "binary_version": "17.5-0ubuntu0.25.04.1"
          },
          {
            "binary_name": "libpq5",
            "binary_version": "17.5-0ubuntu0.25.04.1"
          },
          {
            "binary_name": "postgresql-17",
            "binary_version": "17.5-0ubuntu0.25.04.1"
          },
          {
            "binary_name": "postgresql-client-17",
            "binary_version": "17.5-0ubuntu0.25.04.1"
          },
          {
            "binary_name": "postgresql-doc-17",
            "binary_version": "17.5-0ubuntu0.25.04.1"
          },
          {
            "binary_name": "postgresql-plperl-17",
            "binary_version": "17.5-0ubuntu0.25.04.1"
          },
          {
            "binary_name": "postgresql-plpython3-17",
            "binary_version": "17.5-0ubuntu0.25.04.1"
          },
          {
            "binary_name": "postgresql-pltcl-17",
            "binary_version": "17.5-0ubuntu0.25.04.1"
          },
          {
            "binary_name": "postgresql-server-dev-17",
            "binary_version": "17.5-0ubuntu0.25.04.1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:25.04",
        "name": "postgresql-17",
        "purl": "pkg:deb/ubuntu/postgresql-17@17.5-0ubuntu0.25.04.1?arch=source\u0026distro=plucky"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "17.5-0ubuntu0.25.04.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "17.0-1",
        "17.2-1",
        "17.2-1build2",
        "17.3-3",
        "17.3-3build1",
        "17.4-1"
      ]
    }
  ],
  "aliases": [],
  "details": "USN-7520-1 fixed a vulnerability in PostgreSQL. This update provides the\ncorresponding updates for Ubuntu 25.04.\n\nOriginal advisory details:\n\n It was discovered that PostgreSQL incorrectly handled the GB18030\n encoding. An attacker could possibly use this issue to cause PostgreSQL to\n crash, resulting in a denial of service.\n",
  "id": "USN-7520-2",
  "modified": "2025-10-13T04:41:19Z",
  "published": "2025-05-21T11:21:33.085320Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-7520-2"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2025-4207"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "summary": "postgresql-17 vulnerability",
  "upstream": [
    "UBUNTU-CVE-2025-4207"
  ]
}



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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

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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.