CLSA-2026-1779694248 mpg123: Fix of CVE-2024-10573

CVE-2024-10573: Out-of-bounds write during PCM decoding of crafted streams could lead to heap corruption and potential arbitrary code execution; decode the MPEG header into a temporary copy that is only applied to the live handle after the frame body is validated upstream svn-r5442, main fix, and...