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CVE-2026-14789— radareorg radare2 Memory64ListStream mdmp.c stack-based overflow

Quick assessment

Affected
radareorg radare2
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.

Radare Radare2是Radare团队开源的一个面向 Unix 极客的 Libre 反向框架。 Radare2 6.1.6版本及之前存在缓冲区错误漏洞，该漏洞源于文件libr/bin/format/mdmp/mdmp.c中的Memory64ListStream Parser组件存在未知功能，操作可导致栈缓冲区溢出，攻击需要本地访问。

CVSS 3.3 · Low EPSS 0.22% · P12

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution

Affected Version Matrix 7

VendorProduct Version RangeStatus
radareorg radare2 6.1.0 affected
6.1.1 affected
6.1.2 affected
6.1.3 affected
6.1.4 affected
6.1.5 affected
6.1.6 affected
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I. Basic Information for CVE-2026-14789

Vulnerability Information
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Vulnerability Title
radareorg radare2 Memory64ListStream mdmp.c stack-based overflow
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was detected in radareorg radare2 up to 6.1.6. Affected by this issue is some unknown functionality of the file libr/bin/format/mdmp/mdmp.c of the component Memory64ListStream Parser. Performing a manipulation results in stack-based buffer overflow. The attack requires a local approach. The exploit is now public and may be used. The patch is named 175d4addb68981331c85b10681c2161c38fb5762. It is suggested to install a patch to address this issue.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
栈缓冲区溢出
Source: CVE Program / CVE List V5
Vulnerability Title
Radare2 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Radare Radare2是Radare团队开源的一个面向 Unix 极客的 Libre 反向框架。 Radare2 6.1.6版本及之前存在缓冲区错误漏洞，该漏洞源于文件libr/bin/format/mdmp/mdmp.c中的Memory64ListStream Parser组件存在未知功能，操作可导致栈缓冲区溢出，攻击需要本地访问。
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
radareorg radare2 6.1.0 cpe:2.3:a:radareorg:radare2:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-14789

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III. Intelligence Information for CVE-2026-14789

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Patches & Fixes for CVE-2026-14789 (1)

Proof of Concept for CVE-2026-14789 (1)

Other References for CVE-2026-14789 (1)

Same Patch Batch · radareorg · 2026-07-06 · 4 CVEs total

CVE-2026-14786 3.3 LOW radareorg radare2 str.c r_str_word_get0set integer overflow
CVE-2026-14788 3.3 LOW radareorg radare2 cfile.c r_core_bin_load use after free
CVE-2026-14787 3.3 LOW radareorg radare2 pb Print cmd_print.inc cmd_print integer overflow

IV. Related Vulnerabilities

Same product: radare2
Same vendor: radareorg
Same weakness: CWE-121

V. Comments for CVE-2026-14789

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