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Vulnerability · Published Jun 5, 2025 · Assigned by VulDB

CVE-2025-5641Radare2 radiff2 cons.c r_cons_is_breaked memory corruption

Low 2.5

In plain English

A low-severity memory corruption in Radare2. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 15% of all known vulnerabilities).

Severity (CVSS 3.1)2.5Low
Exploit odds (30 days)0.2%top 85.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known

Official description

A vulnerability was found in Radare2 5.9.9. It has been rated as problematic. This issue affects the function r_cons_is_breaked in the library /libr/cons/cons.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 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 identifier 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". An additional warning regarding threading support has been added.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Ubuntu:25.10radare2no fix listedUBUNTU-CVE-2025-5641
Ubuntu:26.04:LTSradare2no fix listedUBUNTU-CVE-2025-5641
Ubuntu:26.10radare2no fix listedUBUNTU-CVE-2025-5641

Affected products (as reported)

VendorProductVersions
n/a Radare2 5.9.9

Weakness: CWE-119 · Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L

References