ACK: [SRU][F][PATCH 0/1] CVE-2024-36938

[Mehmet Basaran]

Acked-by: Mehmet Basaran <mehmet.basaran at canonical.com>

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Massimiliano Pellizzer <massimiliano.pellizzer at canonical.com> writes:

> [Impact]
>
> Fix NULL pointer data-races in sk_psock_skb_ingress_enqueue()
>
> [Fix]
>
> Noble: Fixed
> Jammy: Fixed
> Focal: Cherry picked from linux-5.10.y
> Bionic: Not affected
> Xenial: Not affected
>
> [Test Case]
>
> Compile and boot tested.
>
> [Where problems could occur]
>
> The fix affects the networking subsystem, specifically the BPF sockmap
> implementation. An issue with this fix may lead to kernel crashes when
> handling network traffic, particularly under heavy load or high
> concurrency. Users may also experience poor network performance, failed
> socket operations, or application crashes involving BPF programs.
>
> Jason Xing (1):
>   bpf, skmsg: Fix NULL pointer dereference in
>     sk_psock_skb_ingress_enqueue
>
>  include/linux/skmsg.h | 2 ++
>  1 file changed, 2 insertions(+)
>
> -- 
> 2.43.0
>
>
> -- 
> kernel-team mailing list
> kernel-team at lists.ubuntu.com
> https://lists.ubuntu.com/mailman/listinfo/kernel-team
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