CVE-2007-4974: Mega-Nerd Libsndfile

High severity, CVSS 7.5. EPSS: 4.5% chance of exploitation in the next 30 days.

Heap-based buffer overflow in the flac_buffer_copy function in libsndfile 1.0.17 and earlier might allow remote attackers to execute arbitrary code via a FLAC file with crafted PCM data containing a block with a size that exceeds the previous block size.

Affected products

• Mega-Nerd Libsndfile: up to and including 1.0.17; version 0.0.8 only; version 0.0.28 only; version 1.0.0 only; version 1.0.1 only; version 1.0.10 only; …

Published 2007-09-19. Last modified 2026-06-16.