Heap-based buffer overflow in PostgreSQL ts_rank_cd() may allow a database user to execute arbitrary code as the operating system user running the database, via an invalid tsvector containing duplicate positions. Versions before PostgreSQL 18.7, 17.12, 16.16, 15.20, and 14.25 are affected.
Metrics
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Fixes
Solution
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Workaround
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References
| Link | Providers |
|---|---|
| https://www.postgresql.org/support/security/CVE-2026-116317/ |
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History
Thu, 12 Nov 2026 14:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Heap-based buffer overflow in PostgreSQL ts_rank_cd() may allow a database user to execute arbitrary code as the operating system user running the database, via an invalid tsvector containing duplicate positions. Versions before PostgreSQL 18.7, 17.12, 16.16, 15.20, and 14.25 are affected. | |
| Title | PostgreSQL ts_rank_cd() heap buffer overflow may execute arbitrary code | |
| Weaknesses | CWE-122 | |
| References |
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| Metrics |
cvssV3_1
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MITRE
Status: PUBLISHED
Assigner: PostgreSQL
Published:
Updated: 2026-11-12T14:15:09.968Z
Reserved: 2026-10-26T03:52:44.052Z
Link: CVE-2026-116317
Vulnrichment
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NVD
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Redhat
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Weaknesses