diff options
| author | Takashi Iwai <tiwai@suse.de> | 2021-05-10 17:06:59 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-05-26 12:05:16 +0200 |
| commit | 844faf4a9675a1cd0406add5c96bbb2c0ed9636b (patch) | |
| tree | 4801d8559cb962b96b30e09e288277533d84b44d /sound/firewire | |
| parent | c7456fc35dc84c22ca8ca43ca2483503b06cf06a (diff) | |
ALSA: usb-audio: Validate MS endpoint descriptors
commit e84749a78dc82bc545f12ce009e3dbcc2c5a8a91 upstream.
snd_usbmidi_get_ms_info() may access beyond the border when a
malformed descriptor is passed. This patch adds the sanity checks of
the given MS endpoint descriptors, and skips invalid ones.
Reported-by: syzbot+6bb23a5d5548b93c94aa@syzkaller.appspotmail.com
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20210510150659.17710-1-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'sound/firewire')
0 files changed, 0 insertions, 0 deletions