Messages in this thread | | | Date | Fri, 31 Dec 2021 14:31:52 +0100 | From | Wolfram Sang <> | Subject | Re: [PATCH v3] i2c: validate user data in compat ioctl |
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On Fri, Dec 31, 2021 at 01:47:50AM +0300, Pavel Skripkin wrote: > Wrong user data may cause warning in i2c_transfer(), ex: zero msgs. > Userspace should not be able to trigger warnings, so this patch adds > validation checks for user data in compact ioctl to prevent reported > warnings > > Reported-and-tested-by: syzbot+e417648b303855b91d8a@syzkaller.appspotmail.com > Fixes: 7d5cb45655f2 ("i2c compat ioctls: move to ->compat_ioctl()") > Signed-off-by: Pavel Skripkin <paskripkin@gmail.com>
Applied to for-current, thanks!
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