CVE-2026-46752: Apache Kvrocks: Stack buffer overflow in Lua bit.tohex()

[Hulk Lin <hulk () apache org>]

Severity: 

Affected versions:

- Apache Kvrocks (apache/kvrocks) 2.0.4 through 2.15.0

Description:

Redis Lua HEAP overflow in cjson library vulnerability in Apache Kvrocks.

This issue affects Apache Kvrocks: from 2.0.4 through 2.15.0.

Users are recommended to upgrade to version 2.16.0, which fixes the issue.

Credit:

Jincheng Yang (reporter)

References:

https://kvrocks.apache.org
https://www.cve.org/CVERecord?id=CVE-2026-46752