CVE-2026-6575 — PostgreSQL pg_restore_attribute_stats accepts values that cause query planning to read past end of stats array

CVE-2026-6575

PostgreSQL pg_restore_attribute_stats accepts values that cause query planning to read past end of stats array PUBLISHED

Description (CNA)

Buffer over-read in PostgreSQL function pg_restore_attribute_stats() accepts array values of unmatched length, which causes query planning to read past end of one array. This allows a table maintainer to infer memory values past that array end. Within major version 18, minor versions before PostgreSQL 18.4 are affected. Versions before PostgreSQL 18 are unaffected.

Affected (CNA)

Vendor / product	Versions
n/a / PostgreSQL	affected 18 before 18.4

CWE

CWE-126

References

https://www.postgresql.org/support/security/CVE-2026-6575/

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.