CVE-2019-6956: Audiocoding Freeware Advanced Audio Decoder 2

High severity, CVSS 7.1. EPSS: 1.2% chance of exploitation in the next 30 days.

An issue was discovered in Freeware Advanced Audio Decoder 2 (FAAD2) 2.8.8. It is a buffer over-read in ps_mix_phase in libfaad/ps_dec.c.

Affected products

• Audiocoding Freeware Advanced Audio Decoder 2: before 2.9.0 (fixed in 2.9.0)
• Debian Debian Linux: version 8.0 only; version 9.0 only; version 10.0 only

Published 2019-01-25. Last modified 2026-06-17.