Denial of service in radare2



| Updated: 2020-08-03
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-12865
CWE-ID CWE-415
Exploitation vector Network
Public exploit N/A
Vulnerable software
 radare2
Universal components / Libraries / Software for developers

Vendor Radare

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Double Free

EUVDB-ID: #VU32998

Risk: Medium

CVSSv4.0: 4.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2019-12865

CWE-ID: CWE-415 - Double Free

Exploit availability: No

Description

The vulnerability allows a remote user to perform a denial of service (DoS) attacl.

The vulnerability exists due to a boundary error in the cmd_mount() function in libr/core/cmd_mount.c when processing "ms" command. A remote authenticated user can pass specially crafted data to the application, trigger double free error and crash the service.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

radare2: 3.0.0 - 3.5.1

CPE2.3 External links

https://github.com/radare/radare2/issues/14334
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IEXZWAMVKGZKHALV4IVWQS2ORJKRH57U/


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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