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CVE-2026-14678 PostgreSQL pg_trgm picksplit reads past end of buffer

🗓️ 13 Aug 2026 13:00:08Reported by PostgreSQLType 
cvelist
 cvelist
🔗 www.cve.org👁 9 Views

Buffer over-read in PostgreSQL pg_trgm picksplit allows table maintainers to infer memory values before versions 14.24, 15.19, 16.15, 17.11, and 18.5.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-14678
13 Aug 202613:00
cve
debiancve
Debian CVE
CVE-2026-14678
13 Aug 202613:00
debiancve
euvd
EUVD
EUVD-2026-57842
13 Aug 202613:00
euvd
nvd
NVD
CVE-2026-14678
13 Aug 202613:17
nvd
osv
OSV
DEBIAN-CVE-2026-14678
13 Aug 202613:17
osv
postgresql
PostrgeSql
Vulnerability in contrib module (CVE-2026-14678)
13 Aug 202600:00
postgresql
vulnrichment
Vulnrichment
CVE-2026-14678 PostgreSQL pg_trgm picksplit reads past end of buffer
13 Aug 202613:00
vulnrichment
[
  {
    "defaultStatus": "unaffected",
    "product": "PostgreSQL",
    "vendor": "n/a",
    "versions": [
      {
        "lessThan": "18.5",
        "status": "affected",
        "version": "18",
        "versionType": "rpm"
      },
      {
        "lessThan": "17.11",
        "status": "affected",
        "version": "17",
        "versionType": "rpm"
      },
      {
        "lessThan": "16.15",
        "status": "affected",
        "version": "16",
        "versionType": "rpm"
      },
      {
        "lessThan": "15.19",
        "status": "affected",
        "version": "15",
        "versionType": "rpm"
      },
      {
        "lessThan": "14.24",
        "status": "affected",
        "version": "0",
        "versionType": "rpm"
      }
    ]
  }
]

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