Messages in this thread | | | Date | Fri, 13 Jan 2023 16:43:19 +0100 | From | Greg KH <> | Subject | Re: [PATCH 5.10.y] ALSA: pcm: Properly take rwsem lock in ctl_elem_read_user/ctl_elem_write_user to prevent UAF |
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On Fri, Jan 13, 2023 at 03:26:39PM +0100, Takashi Iwai wrote: > From: Clement Lecigne <clecigne@google.com> > > [ Note: this is a fix that works around the bug equivalently as the > two upstream commits: > 1fa4445f9adf ("ALSA: control - introduce snd_ctl_notify_one() helper") > 56b88b50565c ("ALSA: pcm: Move rwsem lock inside snd_ctl_elem_read to prevent UAF") > but in a simpler way to fit with older stable trees -- tiwai ]
Thanks for the backport, now queued up.
greg k-h
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