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CVE-2025-5647— Radare2 radiff2 cons.c r_cons_context_break_pop memory corruption

Quick assessment

Affected
n/a 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.

Radare2是Radare开源的一个面向 Unix 极客的 Libre 反向框架。 Radare2 5.9.9版本存在缓冲区错误漏洞，该漏洞源于对参数-T的错误操作导致内存损坏。

CVSS 2.5 · Low EPSS 0.24% · P13
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I. Basic Information for CVE-2025-5647

Vulnerability Information
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Vulnerability Title
Radare2 radiff2 cons.c r_cons_context_break_pop memory corruption
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was found in Radare2 5.9.9 and classified as problematic. This issue affects the function r_cons_context_break_pop in the library /libr/cons/cons.c of the component radiff2. The manipulation of the argument -T leads to memory corruption. The attack needs to be approached locally. The complexity of an attack is rather high. The exploitation is known to be difficult. The exploit has been disclosed to the public and may be used. The real existence of this vulnerability is still doubted at the moment. The patch is named 5705d99cc1f23f36f9a84aab26d1724010b97798. It is recommended to apply a patch to fix this issue. The documentation explains that the parameter -T is experimental and "crashy". Further analysis has shown "the race is not a real problem unless you use asan". A new warning has been added.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
内存缓冲区边界内操作的限制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Radare2 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Radare2是Radare开源的一个面向 Unix 极客的 Libre 反向框架。 Radare2 5.9.9版本存在缓冲区错误漏洞，该漏洞源于对参数-T的错误操作导致内存损坏。
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
- Radare2 5.9.9 -

II. Public POCs for CVE-2025-5647

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III. Intelligence Information for CVE-2025-5647

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Vendor Advisories for CVE-2025-5647 (1)

Same Patch Batch · n/a · 2025-06-05 · 10 CVEs total

CVE-2025-5640 3.3 LOW PX4-Autopilot TRAJECTORY_REPRESENTATION_WAYPOINTS Message mavlink_receiver.cpp stack-based
CVE-2025-5648 2.5 LOW Radare2 radiff2 pal.c r_cons_pal_init memory corruption
CVE-2025-5646 2.5 LOW Radare2 radiff2 pal.c r_cons_rainbow_free memory corruption
CVE-2025-5645 2.5 LOW Radare2 radiff2 pal.c r_cons_pal_init memory corruption
CVE-2025-5644 2.5 LOW Radare2 radiff2 cons.c r_cons_flush use after free
CVE-2025-5643 2.5 LOW Radare2 radiff2 cons.c cons_stack_load memory corruption
CVE-2025-5642 2.5 LOW Radare2 radiff2 pal.c r_cons_pal_init memory corruption
CVE-2025-5641 2.5 LOW Radare2 radiff2 cons.c r_cons_is_breaked memory corruption
CVE-2025-47827 IGEL OS 安全漏洞

IV. Related Vulnerabilities

Same product: Radare2
Same vendor: n/a
Same weakness: CWE-119

V. Comments for CVE-2025-5647

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