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Message-ID: <49344fc4-a524-4c54-b75a-f094adf90353@gmail.com> Date: Tue, 9 Apr 2024 18:15:05 +0200 From: Eric Dumazet <eric.dumazet@...il.com> To: Edward Adam Davis <eadavis@...com>, netdev@...r.kernel.org, edumazet@...gle.com Cc: andrii@...nel.org, ast@...nel.org, bpf@...r.kernel.org, daniel@...earbox.net, haoluo@...gle.com, john.fastabend@...il.com, jolsa@...nel.org, kpsingh@...nel.org, linux-kernel@...r.kernel.org, martin.lau@...ux.dev, sdf@...gle.com, song@...nel.org, syzkaller-bugs@...glegroups.com, yonghong.song@...ux.dev Subject: Re: [PATCH] netfilter: x_tables: fix incorrect parameter length before call copy_from_sockptr On 4/9/24 17:00, Edward Adam Davis wrote: > If len < sizeof(tmp) it will trigger oob, so take the min of them. > > Signed-off-by: Edward Adam Davis <eadavis@...com> > --- > net/ipv4/netfilter/arp_tables.c | 4 ++-- > net/ipv4/netfilter/ip_tables.c | 4 ++-- > 2 files changed, 4 insertions(+), 4 deletions(-) Hi Edward Already fixed in net tree https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=0c83842df40f86e529db6842231154772c20edcc Also a followup has been sent today https://lore.kernel.org/netdev/20240409120741.3538135-1-edumazet@google.com/T/#u Thanks.
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