5.9

CVE-2025-4207

PostgreSQL GB18030 encoding validation can read one byte past end of allocation for text that fails validation

Buffer over-read in PostgreSQL GB18030 encoding validation allows a database input provider to achieve temporary denial of service on platforms where a 1-byte over-read can elicit process termination.  This affects the database server and also libpq.  Versions before PostgreSQL 17.5, 16.9, 15.13, 14.18, and 13.21 are affected.
Daten sind bereitgestellt durch das CVE Programm von einer CVE Numbering Authority (CNA) (Unstrukturiert).
Herstellern/a
Produkt PostgreSQL
Default Statusunaffected
Version 17
Version < 17.5
Status affected
Version 16
Version < 16.9
Status affected
Version 15
Version < 15.13
Status affected
Version 14
Version < 14.18
Status affected
Version 0
Version < 13.21
Status affected
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.33% 0.551
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
f86ef6dc-4d3a-42ad-8f28-e6d5547a5007 5.9 2.2 3.6
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE-126 Buffer Over-read

The product reads from a buffer using buffer access mechanisms such as indexes or pointers that reference memory locations after the targeted buffer.