CVE-2008-1423: Xiph.org Libvorbis

High severity, CVSS 9.3. EPSS: 8.1% chance of exploitation in the next 30 days.

Integer overflow in a certain quantvals and quantlist calculation in Xiph.org libvorbis 1.2.0 and earlier allows remote attackers to cause a denial of service (crash) or execute arbitrary code via a crafted OGG file with a large virtual space for its codebook, which triggers a heap overflow.

Affected products

• Xiph.org Libvorbis: version 1.0.0 only; version 1.0.1 only; version 1.1.0 only; version 1.1.1 only; version 1.1.2 only; version 1.2.0 only

Published 2008-05-16. Last modified 2026-06-16.