[lvc-project] [PATCH] [v2] net: sctp: fix skb leak in sctp_inq_free()

[Jakub Kicinski]

On Mon, 12 Feb 2024 11:22:02 +0300 Dmitry Antipov wrote:
> In case of GSO, 'chunk->skb' pointer may point to an entry from
> fraglist created in 'sctp_packet_gso_append()'. To avoid freeing
> random fraglist entry (and so undefined behavior and/or memory
> leak), introduce 'sctp_chunk_release()' helper to ensure that
> 'chunk->skb' is set to 'chunk->head_skb' (i.e. fraglist head)
> before calling 'sctp_chunk_free()', and use the aforementioned
> helper in 'sctp_inq_pop()' as well.

Please repost this as a separate thread, per:
https://www.kernel.org/doc/html/next/process/maintainer-netdev.html#resending-after-review
Xin Long is probably out for New Year celebrations, anyway.
-- 
pw-bot: cr