#VU11166 Double free in libcdio - CVE-2017-18201

Vulnerability identifier: #VU11166

Vulnerability risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2017-18201

CWE-ID: CWE-415

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
libcdio
Universal components / Libraries / Libraries used by multiple products

Vendor: GNU

Description
The vulnerability allows a local attacker to cause DoS condition on the target system.

The weakness exists in the get_cdtext_generic() function due to double free. A local attacker can send specially crafted input, trigger memory corruption and cause the service to crash.

Mitigation
Update to version 2.0.0.

Vulnerable software versions

libcdio: 0.82.0 - 1.1.0

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External links
https://git.savannah.gnu.org/cgit/libcdio.git/commit/?id=f6f9c48fb40b8a1e8218799724b0b61a7161eb1d

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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