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/linux/sound/usb/usx2y/
H A Dusbus428ctldefs.hdiff 4e268db74770b454b877ab5260f1868a457d212c Mon May 17 15:15:38 CEST 2021 Takashi Iwai <tiwai@suse.de> ALSA: usx2y: Fix potential leaks of uninitialized memory

usx2y drivers may expose the allocated pages via mmap, but it performs
zero-clear only for the struct size, not aligned with the page size.
This leaves out some uninitialized trailing bytes.

This patch fixes the clearance to cover all memory that are exposed to
user-space.

Link: https://lore.kernel.org/r/20210517131545.27252-5-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
H A DusX2Yhwdep.cdiff 4e268db74770b454b877ab5260f1868a457d212c Mon May 17 15:15:38 CEST 2021 Takashi Iwai <tiwai@suse.de> ALSA: usx2y: Fix potential leaks of uninitialized memory

usx2y drivers may expose the allocated pages via mmap, but it performs
zero-clear only for the struct size, not aligned with the page size.
This leaves out some uninitialized trailing bytes.

This patch fixes the clearance to cover all memory that are exposed to
user-space.

Link: https://lore.kernel.org/r/20210517131545.27252-5-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
H A Dusbusx2y.cdiff 4e268db74770b454b877ab5260f1868a457d212c Mon May 17 15:15:38 CEST 2021 Takashi Iwai <tiwai@suse.de> ALSA: usx2y: Fix potential leaks of uninitialized memory

usx2y drivers may expose the allocated pages via mmap, but it performs
zero-clear only for the struct size, not aligned with the page size.
This leaves out some uninitialized trailing bytes.

This patch fixes the clearance to cover all memory that are exposed to
user-space.

Link: https://lore.kernel.org/r/20210517131545.27252-5-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
H A Dusx2yhwdeppcm.cdiff 4e268db74770b454b877ab5260f1868a457d212c Mon May 17 15:15:38 CEST 2021 Takashi Iwai <tiwai@suse.de> ALSA: usx2y: Fix potential leaks of uninitialized memory

usx2y drivers may expose the allocated pages via mmap, but it performs
zero-clear only for the struct size, not aligned with the page size.
This leaves out some uninitialized trailing bytes.

This patch fixes the clearance to cover all memory that are exposed to
user-space.

Link: https://lore.kernel.org/r/20210517131545.27252-5-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>