CVE-2009-4835: Mega-Nerd Libsndfile

Medium severity, CVSS 4.3. EPSS: 1.4% chance of exploitation in the next 30 days.

The (1) htk_read_header, (2) alaw_init, (3) ulaw_init, (4) pcm_init, (5) float32_init, and (6) sds_read_header functions in libsndfile 1.0.20 allow context-dependent attackers to cause a denial of service (divide-by-zero error and application crash) via a crafted audio file.

Affected products

Published 2010-05-06. Last modified 2026-06-16.