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PostgreSQL Integer Overflow or Wraparound Vulnerability - CVE-2026-15742 - Vulnerability Database
PostgreSQL

PostgreSQL Integer Overflow or Wraparound Vulnerability - CVE-2026-15742

High
Reference: CVE-2026-15742
NVD Link: https://nvd.nist.gov/vuln/detail/CVE-2026-15742
Title: PostgreSQL Integer Overflow or Wraparound Vulnerability
Overview:

Integer wraparound in PostgreSQL fuzzystrmatch allows a user to direct writes to a huge range of addresses executing arbitrary code as the operating system user running the database via extreme inputs to SQL function levenshtein() or levenshtein_less_equal(). Versions before PostgreSQL 18.5 17.11 16.15 15.19 and 14.24 are affected.