From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 073811F5858; Thu, 28 May 2026 02:20:00 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779934802; cv=none; b=Qd83RXVQBo044MwLkX+9ckfBdI3OwzXhQqU1XKI7mo13ykqvH/SfJinC6c5inr8nju0jD/OlwxCRtyS6NLkREfoLh9ymwUt6gB6bVtJJ7pW1cZZcVvg74eVKzhTLrSoR5ePoC43+OONskOhtBNTFqR5mMTBGEHnXYUd8r8FOgvU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779934802; c=relaxed/simple; bh=HOzg/dvIeG9Ja/PqBbxkp2vf7WFYqBZXngUSeC85kbg=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=gzMEQtiOSu7N7/gPDPtFG2zl3xqJ0Lk/BSyueiRYvd59NCHppgxKfK1AImvK6UpVIU6ylk3csvsWoC64kTSDWm7Y278CXGwj84xX+uUaqqWBhSBfI5VOf7ZwhYNQnXM/FSpQ/gUkYrSsTUQcgLtUczDWyRcYjOAkhpv5DF0NnlI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=j7QNWo83; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="j7QNWo83" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B36641F000E9; Thu, 28 May 2026 02:20:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1779934800; bh=yvDJtRypZBbxQi7iTRMpFHJ0Xf2K73yxjqlzagEc4gY=; h=Subject:From:Date:References:In-Reply-To:To:Cc; b=j7QNWo83+F3a/ytTipCx7AhNtYhgN25axFQH8Kb5PGnLTWbyvXmQOjhqrSLpWB8sS LhdVvj1M9vT6kouEktnTnBNeq3gUNKHGvFLpddKv34K6Lv1LbrGU9AZF30a3LqGX+8 91g7DlB6C92ZVNFwkQos08CzyCcm9HaoWkvzWrDuJQlJNTSge6obt1FB6PJ9ZqTdey SIn3IruzrjfJ4KPAdqJr3Gd2nx2MpAODCKQXaNCN+fE/RMwDh+5GjedmxjLg53jWt/ zXNiKGVDzfXmLolTFdxwvE9SPxrTrxzgsLGoPJhdXYR273ANU/Jm8JwVVFlS9ehcTI 8UNEPbQxeo6IQ== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id D0F44380CFF9; Thu, 28 May 2026 02:20:06 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH net v2] ipv6: rpl: fix hdrlen overflow in ipv6_rpl_srh_decompress() From: patchwork-bot+netdevbpf@kernel.org Message-Id: <177993480564.718177.17841853640746767104.git-patchwork-notify@kernel.org> Date: Thu, 28 May 2026 02:20:05 +0000 References: <20260525154031.2290876-1-rc@rexion.ai> In-Reply-To: <20260525154031.2290876-1-rc@rexion.ai> To: Rahul Chandelkar Cc: davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, horms@kernel.org, alex.aring@gmail.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Hello: This patch was applied to netdev/net.git (main) by Jakub Kicinski : On Mon, 25 May 2026 21:10:31 +0530 you wrote: > ipv6_rpl_srh_decompress() computes: > > outhdr->hdrlen = (((n + 1) * sizeof(struct in6_addr)) >> 3); > > hdrlen is __u8. For n >= 127 the result exceeds 255 and silently > truncates. With n=127 (cmpri=15, cmpre=15, pad=0, hdrlen=16): > > [...] Here is the summary with links: - [net,v2] ipv6: rpl: fix hdrlen overflow in ipv6_rpl_srh_decompress() https://git.kernel.org/netdev/net/c/9d5e7a46a9f6 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html