Re: [PATCH net v2] sctp: fix SCTP_RESET_STREAMS stream list length limit

[email protected] Sat, 27 Jun 2026 22:50:30 +0000

Newsgroups	org.kernel.vger.linux-sctp,org.kernel.vger.linux-kernel,org.kernel.vger.netdev
Message-ID	<178260063002.1451849.3159177824439756962.git-patchwork-notify@kernel.org>

Hello:

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

On Thu, 25 Jun 2026 16:23:54 +0200 you wrote:
> SCTP_RESET_STREAMS carries a flexible array of u16 stream IDs, but the
> optlen clamps treat USHRT_MAX as a byte count and then multiply
> sizeof(__u16) by the fixed header size.
> 
> That caps the copied and validated option buffer at about 64 KiB, which
> rejects valid requests containing more than about half of the u16 stream
> ID range.
> 
> [...]

Here is the summary with links:
  - [net,v2] sctp: fix SCTP_RESET_STREAMS stream list length limit
    https://git.kernel.org/netdev/net/c/2b9f5ef53418

You are awesome, thank you!
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