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CVE-2026-45613— Rizin: Heap-buffer-overflow in OMF parser

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存在缓冲区错误漏洞，该漏洞源于omf.c中堆缓冲区溢出。

CVSS 3.3 · Low EPSS 0.11% · P1

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
rizinorg rizin < e6d0937c8a083e23ed76ccfb9f631cdc50c7af47 affected
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I. Basic Information for CVE-2026-45613

Vulnerability Information
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Vulnerability Title
Rizin: Heap-buffer-overflow in OMF parser
Source: CVE Program / CVE List V5
Vulnerability Description
Rizin is a UNIX-like reverse engineering framework and command-line toolset. There is a heap-buffer-overflow in librz/bin/format/omf/omf.c. This vulnerability is fixed by commit e6d0937c8a083e23ed76ccfb9f631cdc50c7af47.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存读
Source: CVE Program / CVE List V5
Vulnerability Title
Rizin 缓冲区错误漏洞
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存在缓冲区错误漏洞，该漏洞源于omf.c中堆缓冲区溢出。
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 < e6d0937c8a083e23ed76ccfb9f631cdc50c7af47 -

II. Public POCs for CVE-2026-45613

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III. Intelligence Information for CVE-2026-45613

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Patches & Fixes for CVE-2026-45613 (1)

Vendor Advisories for CVE-2026-45613 (1)

IV. Related Vulnerabilities

Same product: rizin
Same vendor: rizinorg
Same weakness: CWE-125

V. Comments for CVE-2026-45613

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