The mpg123 packages contain real time MPEG 1.0/2.0/2.5 audio player/decoder for layers 1, 2, and 3 (most commonly MPEG 1.0 layer 3 also known as MP3), as well as re-usable decoding and output libraries.
Security Fix(es):
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.