Re: [BUG] ipv4: slab-use-after-free in fib_nhc_update_mtu() - unlocked walk of kfree_rcu'd fib_nh_exception on NETDEV_CHANGEMTU

Chengfeng Ye <[email protected]>
Newsgroups org.kernel.vger.netdev
Message-ID <CAAo+4rWUpLVB=9KGfw-wz+-T_G-=1-3uOEBbGXoxhypM=X0QvQ@mail.gmail.com> 
Hi Ido,

On Thu, Aug 6, 2026 at 8:32 PM Ido Schimmel <[email protected]> wrote:
>
> Chengfeng Ye sent a fix last week, but looks like we need v2 which
> acquires fnhe_lock for the per-entry update (while still using RCU for
> the traversal).
>
> https://lore.kernel.org/netdev/[email protected]/

The v2 is just sent.
https://lore.kernel.org/netdev/[email protected]/

Best regards,
Chengfeng
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