alsa snd-aloop

CVE-2026-46090, published by NVD on May 27, 2026, is a Linux kernel flaw in ALSA’s snd-aloop loopback audio driver where a race during format-change stopping can leave the playback path holding a stale capture-stream pointer. The bug is not a headline-grabbing remote-code-execution story, and...

The page for CVE-2026-23191 is currently unavailable on Microsoft’s update guide, but the underlying Linux kernel issue is identifiable: ALSA: aloop: Fix racy access at PCM trigger. The upstream stable patch says the PCM trigger callback in the aloop driver was checking PCM state and stopping...