Out-of-bounds Read, Improper Input Validation vulnerability in Apache IoTDB C++ client.
Out-of-bounds reads in IoTDB C++ client TsBlock deserializer crash client
process on malformed server data.


This issue affects Apache IoTDB C++ client: from 1.3.5 before 1.3.8, from 2.0.5 before 2.0.10.

Users are recommended to upgrade to version 2.0.10, which fixes the issue.

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Fixes

Solution

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Workaround

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History

Wed, 11 Nov 2026 12:15:00 +0000

Type Values Removed Values Added
First Time appeared Apache
Apache iotdb C++ Client
Vendors & Products Apache
Apache iotdb C++ Client

Fri, 10 Jul 2026 15:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 10 Jul 2026 08:00:00 +0000

Type Values Removed Values Added
Description Out-of-bounds Read, Improper Input Validation vulnerability in Apache IoTDB C++ client. Out-of-bounds reads in IoTDB C++ client TsBlock deserializer crash client process on malformed server data. This issue affects Apache IoTDB C++ client: from 1.3.5 before 1.3.8, from 2.0.5 before 2.0.10. Users are recommended to upgrade to version 2.0.10, which fixes the issue.
Title Apache IoTDB C++ client: Out-of-bounds reads in C++ client TsBlock deserializer crash client process on malformed server data
Weaknesses CWE-125
CWE-20
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: apache

Published:

Updated: 2026-07-10T14:55:00.635Z

Reserved: 2026-04-13T09:02:17.905Z

Link: CVE-2026-40454

cve-icon Vulnrichment

Updated: 2026-07-10T14:27:13.557Z

cve-icon NVD

Status : Deferred

Published: 2026-07-10T08:16:22.750

Modified: 2026-10-25T15:10:00.147

Link: CVE-2026-40454

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-11T09:46:04Z

Weaknesses