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Date: Sun, 14 Feb 2016 16:31:52 +0100
From: Salvatore Bonaccorso <>
To: OSS Security Mailinglist <>
Cc: Ben Hutchings <>
Subject: CVE Request: Linux: ALSA: usb-audio: double-free triggered by
 invalid USB descriptor


There is a double-free flaw in the ALSA USB MIDI driver:

> The 'umidi' object will be free'd on the error path by snd_usbmidi_free()
> when tearing down the rawmidi interface. So we shouldn't try to free it
> in snd_usbmidi_create() after having registered the rawmidi interface.

This was fixed in

Could you assign a CVE for this issue?


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