CVE-2025-5644

LOW

Radare2 5.9.9 - Use-After-Free in r_cons_flush via -T Argument

Title source: llm
STIX 2.1

Description

A vulnerability, which was classified as problematic, has been found in Radare2 5.9.9. Affected by this issue is the function r_cons_flush in the library /libr/cons/cons.c of the component radiff2. The manipulation of the argument -T leads to use after free. Local access is required to approach this attack. 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 name of the patch is 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.

References (7)

Core 7
Core References
Third Party Advisory, VDB Entry vdb-entry technical-description
https://vuldb.com/?id.311132
Permissions Required, VDB Entry signature permissions-required
https://vuldb.com/?ctiid.311132
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.586921
Exploit, Issue Tracking, Vendor Advisory issue-tracking
https://github.com/radareorg/radare2/issues/24233
Issue Tracking, Vendor Advisory issue-tracking
https://github.com/radareorg/radare2/issues/24233#issuecomment-2918847833

Scores

CVSS v3 2.5
EPSS 0.0019
EPSS Percentile 8.5%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-119 CWE-416
Status published
Products (1)
radare/radare2 5.9.9
Published Jun 05, 2025
Tracked Since Feb 18, 2026