linux-kernel - Re: [PATCH net] xsk: fix an integer overflow in xp_create_and_assign

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-Id: 
 <174242163283.1209542.11030914618226049895.git-patchwork-notify@kernel.org>
Date: Wed, 19 Mar 2025 22:00:32 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Gavrilov Ilia <Ilia.Gavrilov@...otecs.ru>
Cc: bjorn@...nel.org, magnus.karlsson@...el.com, maciej.fijalkowski@...el.com,
 jonathan.lemon@...il.com, davem@...emloft.net, edumazet@...gle.com,
 kuba@...nel.org, pabeni@...hat.com, horms@...nel.org, ast@...nel.org,
 daniel@...earbox.net, hawk@...nel.org, john.fastabend@...il.com,
 netdev@...r.kernel.org, bpf@...r.kernel.org, linux-kernel@...r.kernel.org,
 lvc-project@...uxtesting.org, stable@...r.kernel.org
Subject: Re: [PATCH net] xsk: fix an integer overflow in
 xp_create_and_assign_umem()

Hello:

This patch was applied to netdev/net.git (main)
by Paolo Abeni <pabeni@...hat.com>:

On Thu, 13 Mar 2025 08:50:08 +0000 you wrote:
> Since the i and pool->chunk_size variables are of type 'u32',
> their product can wrap around and then be cast to 'u64'.
> This can lead to two different XDP buffers pointing to the same
> memory area.
> 
> Found by InfoTeCS on behalf of Linux Verification Center
> (linuxtesting.org) with SVACE.
> 
> [...]

Here is the summary with links:
  - [net] xsk: fix an integer overflow in xp_create_and_assign_umem()
    https://git.kernel.org/netdev/net/c/559847f56769

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