CVE-2026-56109 ALSA Library < 1.2.16.1 Double-Free via parse_def() in conf.c

The Advanced Linux Sound Architecture ALSA library before 1.2.16.1 contains a double-free vulnerability in parsedef in src/conf.c that allows attackers to corrupt memory by supplying maliciously crafted ALSA configuration text. When parsing nested compound or array configuration blocks, parsedef...