NACK: [SRU][N/J/F][PATCH 0/1] CVE-2024-44940

[Bethany Jamison]

I need to change the Jammy patch -- will resubmit once adjusted

On 9/25/24 12:14 PM, Bethany Jamison wrote:
> [Impact]
>
> Drop the WARN_ON_ONCE inn gue_gro_receive if the encapsulated type is
> not known or does not have a GRO handler.
>
> Such a packet is easily constructed. Syzbot generates them and sets
> off this warning.
>
> Remove the warning as it is expected and not actionable.
>
> [Fix]
>
> Noble:	Clean cherry-pick from linux-6.10.y
> Jammy:	Backport - use 'goto out_unlock' instead of 'goto out' to
> 	adjust for not including commit fc1ca3348a74a1af (gro: remove
> 	rcu_read_lock/rcu_read_unlock from gro_receive handlers)
> Focal:	Jammy patch applied cleanly
> Bionic:	fix sent to esm ML
> Xenial:	fix sent to esm ML
> Trusty:	not-affected
>
> [Test Case]
>
> Compile and boot tested.
>
> [Where problems could occur]
>
> This fix affects those who use FOU (Foo-over-UDP), an issue with this
> fix would be visible to the user via continued excessive warnings from
> 'gue_gro_recieve'.
>
> Willem de Bruijn (1):
>    fou: remove warn in gue_gro_receive on unsupported protocol
>
>   net/ipv4/fou_core.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>