Signal call-state bug

What happened

A call-state race in Signal left capture devices active after a call ended under specific teardown conditions. The fix shipped in a mobile release.

Timeline

1. 18 Oct 2026 · 08:00 UTC

   Reported

   Users notice the capture indicator persisting after calls.

2. 19 Oct 2026 · 12:00 UTC

   Fixed

   A mobile release corrects the teardown path.

3. 20 Oct 2026 · 09:00 UTC

   Advisory

   Users are urged to update and review OS permission grants.

Sources

• Signal blogsignal.org