CVE:CVE-2017-6888
CNNVD:CNNVD-201703-564
FLAC（Free Lossless Audio Codec）是Xiph.Org基金会的一款自由音频压缩编码，它的特点是可以对音频文件无损压缩。
FLAC 1.3.2版本中的‘read_metadata_vorbiscomment_()’函数（src/libFLAC/stream_decoder.c文件）存在安全漏洞。攻击者可借助特制的FLAC文件利用该漏洞造成内存泄露。
solution:Upgrade flac_project flac to a higher version than 1.3.2,and avoid the version (,1.3.2]; Upgrade debian debian_linux to a higher version than 9.0,and avoid the version 9.0; Upgrade fedoraproject fedora to a higher version than 32,33,and avoid the version 32,33