Denial of service in libsndfile

Published: 2017-09-28

Risk	Low
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2017-12562 CVE-2017-14634
CWE-ID	CWE-122 CWE-369
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	libsndfile Client/Desktop applications / Multimedia software
Vendor	Erik de Castro Lopo

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Heap-based buffer overflow

EUVDB-ID: #VU10867

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-12562

CWE-ID: CWE-122 - Heap-based Buffer Overflow

Exploit availability: No

Description

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

The weakness exists in the psf_binheader_writef function due to heap-based buffer overflow. A remote attacker can trick the victim into opening a specially crafted input, trigger a heap-based buffer overflow condition and cause the service to crash.

Mitigation

Install update from vendor's website.

Vulnerable software versions

libsndfile: 1.0.28 - 1.0.29pre1

External links

http://github.com/manxorist/libsndfile/commit/b6a9d7e95888ffa77d8c75ce3f03e6c7165587cd

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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

2) Divide by zero

EUVDB-ID: #VU10868