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CVE-2026-54619— sqlite3-ruby has Use-After-Free When Redefining SQLite Functions with Different Arity

Quick assessment

Affected
sparklemotion sqlite3-ruby
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Sparkle Motion Ruby Interface for SQLite3是Sparkle Motion组织开源的一个数据库访问库。 Sparkle Motion Ruby Interface for SQLite3 2.9.5之前版本存在资源管理错误漏洞，该漏洞源于重新定义不同参数数量的SQLite函数会释放之前注册的函数处理程序，但SQLite可能仍然引用它，导致释放后重用。

CVSS 2.0 · Low EPSS 0.11% · P1

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution

Affected Version Matrix 1

VendorProduct Version RangeStatus
sparklemotion sqlite3-ruby < 2.9.5 affected
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I. Basic Information for CVE-2026-54619

Vulnerability Information
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Vulnerability Title
sqlite3-ruby has Use-After-Free When Redefining SQLite Functions with Different Arity
Source: CVE Program / CVE List V5
Vulnerability Description
sqlite3 provides Ruby bindings for the SQLite3 embedded database. In version 2.9.4 and earlier, redefining a SQLite function with a different arity frees the previously registered function handler while SQLite may still reference it, resulting in a use-after-free. This issue is fixed in version 2.9.5.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
释放后使用
Source: CVE Program / CVE List V5
Vulnerability Title
Sparkle Motion Ruby Interface for SQLite3 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Sparkle Motion Ruby Interface for SQLite3是Sparkle Motion组织开源的一个数据库访问库。 Sparkle Motion Ruby Interface for SQLite3 2.9.5之前版本存在资源管理错误漏洞，该漏洞源于重新定义不同参数数量的SQLite函数会释放之前注册的函数处理程序，但SQLite可能仍然引用它，导致释放后重用。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
sparklemotion sqlite3-ruby < 2.9.5 -

II. Public POCs for CVE-2026-54619

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III. Intelligence Information for CVE-2026-54619

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Patches & Fixes for CVE-2026-54619 (2)

Vendor Advisories for CVE-2026-54619 (1)

Vendor Pages for CVE-2026-54619 (1)

IV. Related Vulnerabilities

Same product: sqlite3-ruby
Same vendor: sparklemotion
Same weakness: CWE-416

V. Comments for CVE-2026-54619

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