CVE-2025-5646 — LOW (2.5) — White Hats Nepal

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.

CVSS Score

2.5

LOW

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

LOW

Affected Products

Vendor	Product	Versions
Radare	Radare2	5.9.9

Related Weaknesses (CWE)

CWE-119

References

https://drive.google.com/file/d/1PYNtV7Kx2OEgM9Cemb5FBlMJH_J1wux0/view?usp=shariExploit
https://github.com/radareorg/radare2/commit/5705d99cc1f23f36f9a84aab26d1724010b9Patch
https://github.com/radareorg/radare2/issues/24235ExploitIssue TrackingVendor Advisory
https://github.com/radareorg/radare2/issues/24235#issuecomment-2918847213Issue TrackingVendor Advisory
https://vuldb.com/?ctiid.311134Permissions RequiredVDB Entry
https://vuldb.com/?id.311134Third Party AdvisoryVDB Entry
https://vuldb.com/?submit.586923Third Party AdvisoryVDB Entry

FAQ

What is CVE-2025-5646?

CVE-2025-5646 is a vulnerability with a CVSS score of 2.5 (LOW). 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...

How severe is CVE-2025-5646?

CVE-2025-5646 has been rated LOW with a CVSS base score of 2.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-5646?

Check the references section above for vendor advisories and patch information. Affected products include: Radare Radare2.