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8.1 High

CVE-2026-14668 Type confusion regarding input of PostgreSQL ctid data type selectivity estimator allows an object creator to view a…

Description

Type confusion regarding input of PostgreSQL ctid data type selectivity estimator allows an object creator to view a calculation derived from the value of an arbitrary 4-byte span of memory, via a chosen non-ctid input. While the calculation loses precision, substantial memory value recovery appears possible. 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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