Bug#1052555: libmatemixer: heap corruption/crash when pulseaudio audio device is removed

[Mike Gabriel]

Package: src:libmatemixer
Severity: important
Version: 1.26.0-2
Forwarded: https://github.com/mate-desktop/libmatemixer/issues/39

Forwarding bug report from upstream:



free(): corrupted unsorted chunks
corrupted double-linked list
malloc_consolidate(): unaligned fastbin chunk detected

In mate-volume-control-status-icon, it presents as so:

malloc(): unaligned tcache chunk detected
../glib/glib/gmem.c:207: failed to allocate 103079215112 bytes




--

mike gabriel aka sunweaver (Debian Developer)
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If the audio device vanishes, applications which integrate libmatemixer will error or crash. In mate-settings-daemon, the corruption is detected by malloc: Using a USB audio device, if the audio device disconnects, MATE software should handle the device removal gracefully.

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