Re: [PATCH] ppp: fix out-of-bounds access in bpf_prog_create()
From: David Miller <davem@davemloft.net>
Date: 2019-12-05 22:45:46
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From: Eric Biggers <ebiggers@kernel.org> Date: Wed, 4 Dec 2019 21:54:19 -0800
From: Eric Biggers <redacted>
sock_fprog_kern::len is in units of struct sock_filter, not bytes.
Fixes: 3e859adf3643 ("compat_ioctl: unify copy-in of ppp filters")
Reported-by: syzbot+eb853b51b10f1befa0b7@syzkaller.appspotmail.com
Signed-off-by: Eric Biggers <redacted>Applied, thank you.