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CVE-2026-45324— Rizin: Double free in cmd_search.c

Quick assessment

Affected
rizinorg rizin
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.

Rizin是Rizin组织的一个免费的开源逆向工程框架。用于分析二进制文件、反汇编代码、调试程序、作为取证工具、作为能够打开磁盘文件的可编写脚本的命令行十六进制编辑器等等。 Rizin存在资源管理错误漏洞，该漏洞源于byte_pattern_search函数中指针所有权声明错误导致双重释放。

CVSS 3.3 · Low EPSS 0.10% · P1

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution

Affected Version Matrix 1

VendorProduct Version RangeStatus
rizinorg rizin < 045fff363b42b8a6dda8ad5229c29ec3267e7dbe affected
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I. Basic Information for CVE-2026-45324

Vulnerability Information
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Vulnerability Title
Rizin: Double free in cmd_search.c
Source: CVE Program / CVE List V5
Vulnerability Description
Rizin is a UNIX-like reverse engineering framework and command-line toolset. There is a double free in librz/core/cmd/cmd_search.c:byte_pattern_search() due wrong pointer ownership declared. This vulnerability is fixed by commit 045fff363b42b8a6dda8ad5229c29ec3267e7dbe.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:P/AC:H/PR:L/UI:R/S:C/C:N/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
双重释放
Source: CVE Program / CVE List V5
Vulnerability Title
Rizin 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Rizin是Rizin组织的一个免费的开源逆向工程框架。用于分析二进制文件、反汇编代码、调试程序、作为取证工具、作为能够打开磁盘文件的可编写脚本的命令行十六进制编辑器等等。 Rizin存在资源管理错误漏洞，该漏洞源于byte_pattern_search函数中指针所有权声明错误导致双重释放。
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
rizinorg rizin < 045fff363b42b8a6dda8ad5229c29ec3267e7dbe -

II. Public POCs for CVE-2026-45324

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III. Intelligence Information for CVE-2026-45324

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Patches & Fixes for CVE-2026-45324 (1)

Vendor Advisories for CVE-2026-45324 (1)

IV. Related Vulnerabilities

Same product: rizin
Same vendor: rizinorg
Same weakness: CWE-415

V. Comments for CVE-2026-45324

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