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1dc8b65c94
The memset() got moved out of the check for _IOC_NONE, so passing a made-up command number with a size but no direction would allow clearing data on user-provided pointers. Move video_get_user() back into the _IOC_NONE check where it belongs. Reported-by: syzbot+54fd8cca4b7226c94b8e@syzkaller.appspotmail.com Fixes: 6c625c01c7a6 ("media: v4l2-core: split out data copy from video_usercopy") Signed-off-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org> |
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| .. | ||
| cec | ||
| common | ||
| dvb-core | ||
| dvb-frontends | ||
| firewire | ||
| i2c | ||
| mc | ||
| mmc | ||
| pci | ||
| platform | ||
| radio | ||
| rc | ||
| spi | ||
| tuners | ||
| usb | ||
| v4l2-core | ||
| Kconfig | ||
| Makefile | ||