Unrated severityNVD Advisory· Published Jul 10, 2026· Updated Jul 10, 2026
Apache IoTDB C++ client: Out-of-bounds reads in C++ client TsBlock deserializer crash client process on malformed server data
CVE-2026-40454
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.
Affected products
1- Range: from 1.3.5 before 1.3.8, from 2.0.5 before 2.0.10
Patches
Vulnerability mechanics
References
1- lists.apache.org/thread/9wml325g6bpovw0jf5ymtc3xl7fwlkrnmitrevendor-advisory
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