Heap-based buffer overflow in libsndfile - CVE-2017-12562

Vulnerability identifier: #VU10867

CSH Severity: Low

CVSS v4: 4.6 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]

CVE-ID: CVE-2017-12562

CWE-ID: CWE-122

Exploitation vector: Remote access

Exploit availability: No public exploit available

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.

libsndfile
Gentoo Linux
Ubuntu
Fedora
libsndfile (Alpine package)
libsndfile1 (Ubuntu package)
sndfile-programs (Ubuntu package)
libsndfile

Install update from vendor's website.

libsndfile (Alpine package) - update to 1.0.28-r2
libsndfile1 (Ubuntu package) - addressed in versions 1.0.25-10ubuntu0.16.04.3, 1.0.2510ubuntu0.16.04.3+esm2
sndfile-programs (Ubuntu package) - addressed in versions 1.0.25-10ubuntu0.16.04.3, 1.0.2510ubuntu0.16.04.3+esm2
libsndfile - addressed in versions 1.0.28-6.fc25, 1.0.28-6.fc26

• https://github.com/manxorist/libsndfile/commit/b6a9d7e95888ffa77d8c75ce3f03e6c7165587cd

• Denial of service in libsndfile
• Gentoo update for libsndfile
• Heap-based buffer overflow in libsndfile (Alpine package)
• Ubuntu update for libsndfile
• Fedora 26 update for libsndfile
• Fedora 25 update for libsndfile