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From: patchwork-bot+netdevbpf@kernel.org
To: Doruk Tan Ozturk <doruk@0sec.ai>
Cc: alex.aring@gmail.com, stefan@datenfreihafen.org,
	miquel.raynal@bootlin.com, davem@davemloft.net,
	edumazet@google.com, kuba@kernel.org, pabeni@redhat.com,
	horms@kernel.org, leitao@debian.org, linux-wpan@vger.kernel.org,
	netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
	stable@vger.kernel.org
Subject: Re: [PATCH net v2] mac802154: llsec: reject frames shorter than the authentication tag
Date: Thu, 23 Jul 2026 15:20:15 +0000	[thread overview]
Message-ID: <178482001540.2315735.1412808647619439700.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20260716193423.32498-1-doruk@0sec.ai>

Hello:

This patch was applied to netdev/net.git (main)
by Jakub Kicinski <kuba@kernel.org>:

On Thu, 16 Jul 2026 21:34:23 +0200 you wrote:
> llsec_do_decrypt_auth() computes the associated-data length for the
> AEAD request as
> 
> 	assoclen += datalen - authlen;
> 
> where datalen is the number of bytes after the MAC header and authlen
> (4, 8 or 16) is the length of the authentication tag. Nothing verifies
> that the frame actually carries at least authlen payload bytes. A
> secured frame whose payload is shorter than the tag makes
> datalen - authlen negative; assoclen is then passed to
> aead_request_set_ad() as an unsigned value close to 4 GiB, so
> crypto_aead_decrypt() walks far off the end of the scatterlist that
> only spans the real frame.
> 
> [...]

Here is the summary with links:
  - [net,v2] mac802154: llsec: reject frames shorter than the authentication tag
    https://git.kernel.org/netdev/net/c/fd3a3f28ed60

You are awesome, thank you!
-- 
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html



  reply	other threads:[~2026-07-23 15:20 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-07-16 19:34 [PATCH net v2] mac802154: llsec: reject frames shorter than the authentication tag Doruk Tan Ozturk
2026-07-23 15:20 ` patchwork-bot+netdevbpf [this message]
  -- strict thread matches above, loose matches on Subject: below --
2026-07-09 13:12 [PATCH net] " Doruk Tan Ozturk
2026-07-16 19:31 ` [PATCH net v2] " Doruk Tan Ozturk
2026-07-17  8:05   ` Breno Leitao

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