Re: [PATCH net v3 0/5] net: fix misc signed overflows caused by bad sysctl values

From: patchwork-bot+netdevbpf

Date: Fri Nov 06 2026 - 08:35:42 EST


Hello:

This series was applied to netdev/net-next.git (main)
by Paolo Abeni <pabeni@xxxxxxxxxx>:

On Sun, 1 Nov 2026 14:11:58 +0800 you wrote:
> Recently I have reviewed quite a few fixes for variable overflows caused
> by config values, i.e. a value set from sysctl, module params or netlink
> that is accepted as valid but later overflows when it is used in a
> calculation. I believe there are more of these still out there, so I
> used an LLM to dig through the code and it found the issues fixed in
> this series.
>
> [...]

Here is the summary with links:
- [net,v3,1/5] ipv6: restrict gc_elasticity to 31
https://git.kernel.org/netdev/net-next/c/3ff59dd75d71
- [net,v3,2/5] ipv4: fix shift-out-of-bounds in ip_rt_send_redirect()
https://git.kernel.org/netdev/net-next/c/26627b7bf8cd
- [net,v3,3/5] ipv6: restrict mld_qrv to 255
https://git.kernel.org/netdev/net-next/c/6d6bdc1b943c
- [net,v3,4/5] ipv4: restrict igmp_qrv to 255
https://git.kernel.org/netdev/net-next/c/0bc7b5b2985f
- [net,v3,5/5] net: restrict message_cost and message_burst to non-negative values
https://git.kernel.org/netdev/net-next/c/75f5722df2b4

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