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8.8 High

CVE-2026-15742 Integer wraparound in PostgreSQL fuzzystrmatch allows a user to direct writes to a huge range of addresses, executing…

Description

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 18.6, 17.11, 16.15, 15.19, and 14.24 are affected.

Affected products and versions

Product Affected versions Fixed in
postgresql 18 18 → < 18.6 18.6
postgresql 17 17 → < 17.11 17.11
postgresql 16 16 → < 16.15 16.15
postgresql 15 15 → < 15.19 15.19
postgresql 14.24 earliest → < 14.24 14.24

References

Timeline

  1. Published
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