以下是截屏中关于漏洞的关键信息，使用简洁的markdown格式返回： USN-861-1: libvorbis vulnerabilities Overview Publication Date: 24 November 2009 Affected Packages: libvorbis Details Description: libvorbis did not correctly handle ogg files with underpopulated Huffman trees. Opening a specially crafted ogg file with an application that uses libvorbis could cause a denial of service. CVES: CVE-2008-2009, CVE-2009-3379 Releases 9.10, 9.04, 8.10, 8.04 Update Instructions After a standard system upgrade, restart any applications that use libvorbis, such as Totem and gkpod, to apply the changes. Required Package Versions References CVE-2009-3379 CVE-2008-2009