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Change History

In the Linux kernel, the following vulnerability has been resolved:

net/mlx5e: SHAMPO, Fix incorrect page release

Under the following conditions:
1) No skb created yet
2) header_size == 0 (no SHAMPO header)
3) header_index + 1 % MLX5E_SHAMPO_WQ_HEADER_PER_PAGE == 0 (this is the
   last page fragment of a SHAMPO header page)

a new skb is formed with a page that is NOT a SHAMPO header page (it
is a regular data page). Further down in the same function
(mlx5e_handle_rx_cqe_mpwrq_shampo()), a SHA

kernel.org https://git.kernel.org/stable/c/03924d117625ecb10ee3c9b65930bcb2c37ae629 [No types assigned]

kernel.org https://git.kernel.org/stable/c/70bd03b89f20b9bbe51a7f73c4950565a17a45f7 [No types assigned]

kernel.org https://git.kernel.org/stable/c/ae9018e3f61ba5cc1f08a6e51d3c0bef0a79f3ab [No types assigned]

kernel.org https://git.kernel.org/stable/c/c909ab41df2b09cde919801c7a7b6bb2cc37ea22 [No types assigned]