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ALPINE-CVE-2026-16238

Type: advisorySource: OSV1 source record

Type confusion in PostgreSQL pg_restore_attribute_stats() allows an object creator to execute arbitrary code as the operating system user running the database, via conflation of range and multirange values. Within major version 18, minor versions before PostgreSQL 18.6 are affected. Versions before PostgreSQL 18 are unaffected.

Announced Source revision 1
Original source ↗

ALPINE-CVE-2026-16238

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: osv:ALPINE-CVE-2026-16238

postgresql16

Source reference: /affected/0/package/name

Affected versions
Not stated in this record
Fixed versions
16.15-r0

Source reference: /affected/0/ranges

Prerequisites
Not stated in this record

postgresql16

Source reference: /affected/1/package/name

Affected versions
Not stated in this record
Fixed versions
16.15-r0

Source reference: /affected/1/ranges

Prerequisites
Not stated in this record

postgresql17

Source reference: /affected/2/package/name

Affected versions
Not stated in this record
Fixed versions
17.11-r0

Source reference: /affected/2/ranges

Prerequisites
Not stated in this record

postgresql17

Source reference: /affected/3/package/name

Affected versions
Not stated in this record
Fixed versions
17.11-r0

Source reference: /affected/3/ranges

Prerequisites
Not stated in this record

postgresql17

Source reference: /affected/4/package/name

Affected versions
Not stated in this record
Fixed versions
17.11-r0

Source reference: /affected/4/ranges

Prerequisites
Not stated in this record

postgresql17

Source reference: /affected/5/package/name

Affected versions
Not stated in this record
Fixed versions
17.11-r0

Source reference: /affected/5/ranges

Prerequisites
Not stated in this record

postgresql18

Source reference: /affected/6/package/name

Affected versions
Not stated in this record
Fixed versions
18.5-r0

Source reference: /affected/6/ranges

Prerequisites
Not stated in this record

postgresql18

Source reference: /affected/7/package/name

Affected versions
Not stated in this record
Fixed versions
18.5-r0

Source reference: /affected/7/ranges

Prerequisites
Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          },
          {
            "fixed": "16.15-r0"
          }
        ]
      }
    ],
    "package": {
      "name": "postgresql16",
      "purl": "pkg:apk/alpine/postgresql16?arch=source",
      "ecosystem": "Alpine:v3.21"
    },
    "database_specific": {
      "source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2026-16238.json"
    },
    "ecosystem_specific": {}
  },
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          },
          {
            "fixed": "16.15-r0"
          }
        ]
      }
    ],
    "package": {
      "name": "postgresql16",
      "purl": "pkg:apk/alpine/postgresql16?arch=source",
      "ecosystem": "Alpine:v3.22"
    },
    "database_specific": {
      "source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2026-16238.json"
    },
    "ecosystem_specific": {}
  },
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          },
          {
            "fixed": "17.11-r0"
          }
        ]
      }
    ],
    "package": {
      "name": "postgresql17",
      "purl": "pkg:apk/alpine/postgresql17?arch=source",
      "ecosystem": "Alpine:v3.21"
    },
    "database_specific": {
      "source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2026-16238.json"
    },
    "ecosystem_specific": {}
  },
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          },
          {
            "fixed": "17.11-r0"
          }
        ]
      }
    ],
    "package": {
      "name": "postgresql17",
      "purl": "pkg:apk/alpine/postgresql17?arch=source",
      "ecosystem": "Alpine:v3.22"
    },
    "database_specific": {
      "source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2026-16238.json"
    },
    "ecosystem_specific": {}
  },
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          },
          {
            "fixed": "17.11-r0"
          }
        ]
      }
    ],
    "package": {
      "name": "postgresql17",
      "purl": "pkg:apk/alpine/postgresql17?arch=source",
      "ecosystem": "Alpine:v3.23"
    },
    "database_specific": {
      "source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2026-16238.json"
    },
    "ecosystem_specific": {}
  },
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          },
          {
            "fixed": "17.11-r0"
          }
        ]
      }
    ],
    "package": {
      "name": "postgresql17",
      "purl": "pkg:apk/alpine/postgresql17?arch=source",
      "ecosystem": "Alpine:v3.24"
    },
    "database_specific": {
      "source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2026-16238.json"
    },
    "ecosystem_specific": {}
  },
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          },
          {
            "fixed": "18.5-r0"
          }
        ]
      }
    ],
    "package": {
      "name": "postgresql18",
      "purl": "pkg:apk/alpine/postgresql18?arch=source",
      "ecosystem": "Alpine:v3.23"
    },
    "database_specific": {
      "source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2026-16238.json"
    },
    "ecosystem_specific": {}
  },
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          },
          {
            "fixed": "18.5-r0"
          }
        ]
      }
    ],
    "package": {
      "name": "postgresql18",
      "purl": "pkg:apk/alpine/postgresql18?arch=source",
      "ecosystem": "Alpine:v3.24"
    },
    "database_specific": {
      "source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2026-16238.json"
    },
    "ecosystem_specific": {}
  }
]

Publisher severity

No explicit severity was provided.

Event
#52240 · Revision 1
Added to Heist Feed
Publisher date
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