2.5
LOW
CVE-2025-5646
"Radare2 Rainbow Free Memory Corruption Vulnerability"
Description

A vulnerability has been found in Radare2 5.9.9 and classified as problematic. This vulnerability affects the function r_cons_rainbow_free in the library /libr/cons/pal.c of the component radiff2. The manipulation of the argument -T leads to memory corruption. It is possible to launch the attack on the local host. The complexity of an attack is rather high. The exploitation appears 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 identified as 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.

INFO

Published Date :

June 5, 2025, 8:15 a.m.

Last Modified :

June 5, 2025, 8:12 p.m.

Remotely Exploitable :

No

Impact Score :

1.4

Exploitability Score :

1.0
Affected Products

The following products are affected by CVE-2025-5646 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Radare radare2

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2025-5646 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2025-5646 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Jun. 05, 2025

    Action Type Old Value New Value
    Added Tag disputed
    Added Description A vulnerability has been found in Radare2 5.9.9 and classified as problematic. This vulnerability affects the function r_cons_rainbow_free in the library /libr/cons/pal.c of the component radiff2. The manipulation of the argument -T leads to memory corruption. It is possible to launch the attack on the local host. The complexity of an attack is rather high. The exploitation appears 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 identified as 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.
    Added CVSS V4.0 AV:L/AC:H/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
    Added CVSS V3.1 AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L
    Added CVSS V2 (AV:L/AC:H/Au:S/C:N/I:N/A:P)
    Added CWE CWE-119
    Added Reference https://drive.google.com/file/d/1PYNtV7Kx2OEgM9Cemb5FBlMJH_J1wux0/view?usp=sharing
    Added Reference https://github.com/radareorg/radare2/commit/5705d99cc1f23f36f9a84aab26d1724010b97798
    Added Reference https://github.com/radareorg/radare2/issues/24235
    Added Reference https://github.com/radareorg/radare2/issues/24235#issuecomment-2918847213
    Added Reference https://vuldb.com/?ctiid.311134
    Added Reference https://vuldb.com/?id.311134
    Added Reference https://vuldb.com/?submit.586923
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CVSS31 - Vulnerability Scoring System
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Latest DB Update: Jun. 07, 2025 13:31