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CVE-2025-5646

2.5 · LOW

A vulnerability has been found in Radare2 5.9.9 and classified as problematic.

Published Jun 5, 2025CWE-119EPSS 0.23%

Overview

CVE-2025-5646 is a low-severity vulnerability. It was published on June 5, 2025 and has a CVSS 3.1 base score of 2.5 (LOW).

This vulnerability has a CVSS 3.1 base score of 2.5, rated LOW. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical 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.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refdrive.google.com/file/d/1PYNtV7Kx2OEgM9Cemb5FBlMJH_J1wux0/view?usp=sharingGitHubgithub.com/radareorg/radare2/commit/5705d99cc1f23f36f9a84aab26d1724010b97798GitHubgithub.com/radareorg/radare2/issues/24235GitHubgithub.com/radareorg/radare2/issues/24235#issuecomment-2918847213Refvuldb.com/?ctiid.311134Refvuldb.com/?id.311134Refvuldb.com/?submit.586923

How CyberStrike helps

Frequently asked questions

What is CVE-2025-5646?

CVE-2025-5646 is a low-severity vulnerability. It was published on June 5, 2025 and has a CVSS 3.1 base score of 2.5 (LOW).

How severe is CVE-2025-5646?

This vulnerability has a CVSS 3.1 base score of 2.5, rated LOW. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2025-5646?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2025-5646?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2025-5646 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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