CVE-2026-90775
PostGIS address_standardizer through 3.7.0 Out-of-Bounds Read via Unvalidated Rule Weight
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Description
PostGIS address_standardizer through 3.7.0 fails to validate the Weight parameter from caller-supplied rules tables before using it as an array index. Attackers can craft malicious rule rows with out-of-range Weight values to trigger out-of-bounds reads in the load_value array, causing the PostgreSQL backend process to crash and terminate all cluster sessions.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
- https://github.com/postgis/address_standardizer/blob/e987949e0fccff6a0e7a6d3f86814d5c7a01f481/NEWS.md
- https://github.com/postgis/address_standardizer/pull/6
- https://github.com/postgis/address_standardizer/commit/a5cb4b1360a040973092f13b1af97a718e7e104a
- https://github.com/postgis/address_standardizer/commit/e987949e0fccff6a0e7a6d3f86814d5c7a01f481
References (8)
SSVC — Action Prioritization
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
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