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| author | Li RongQing <lirongqing@baidu.com> | 2020-04-02 15:52:10 +0800 |
|---|---|---|
| committer | Daniel Borkmann <daniel@iogearbox.net> | 2020-04-06 21:48:05 +0200 |
| commit | db5c97f02373917efe2c218ebf8e3d8b19e343b6 (patch) | |
| tree | 20fda0873765ba42e4ab7b59f6ee1de2e933fde1 /tools | |
| parent | 5222d69642a09261222fb9703761a029db16cadf (diff) | |
xsk: Fix out of boundary write in __xsk_rcv_memcpy
first_len is the remainder of the first page we're copying.
If this size is larger, then out of page boundary write will
otherwise happen.
Fixes: c05cd3645814 ("xsk: add support to allow unaligned chunk placement")
Signed-off-by: Li RongQing <lirongqing@baidu.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Jonathan Lemon <jonathan.lemon@gmail.com>
Acked-by: Björn Töpel <bjorn.topel@intel.com>
Link: https://lore.kernel.org/bpf/1585813930-19712-1-git-send-email-lirongqing@baidu.com
Diffstat (limited to 'tools')
0 files changed, 0 insertions, 0 deletions