Re: [PATCH net] sctp: reject stale cookies with mismatched verification tags

[email protected] Mon, 27 Jul 2026 22:40:21 +0000

Newsgroups	org.kernel.vger.linux-sctp,org.kernel.vger.linux-kernel,org.kernel.vger.netdev,org.kernel.vger.stable
Message-ID	<178519202164.1443317.5985248760486883047.git-patchwork-notify@kernel.org>

Hello:

This patch was applied to netdev/net.git (main)
by Jakub Kicinski <[email protected]>:

On Thu, 23 Jul 2026 22:56:23 +0000 you wrote:
> sctp_unpack_cookie() skips cookie expiration checks whenever an
> association already exists.  This is broader than the exception in
> RFC 9260 Section 5.2.4.
> 
> For an existing association, Section 5.2.4 permits an expired State
> Cookie only when both Verification Tags in the cookie match the current
> association.  Otherwise, the packet SHOULD be discarded and a Stale
> Cookie ERROR MUST be sent.
> 
> [...]

Here is the summary with links:
  - [net] sctp: reject stale cookies with mismatched verification tags
    https://git.kernel.org/netdev/net/c/9d8da8e0a9bc

You are awesome, thank you!
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