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Revision 0033b34a03ec5cf747cdaf9b1f9dceb91c020f17 authored by Eric Biggers on 05 December 2019, 05:54:19 UTC, committed by David S. Miller on 05 December 2019, 22:45:19 UTC 
ppp: fix out-of-bounds access in bpf_prog_create()
 
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 <ebiggers@google.com>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Makefile -rw-r--r-- 54 bytes
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