Hello:
This patch was applied to bpf/bpf.git (master)
by Daniel Borkmann <daniel@xxxxxxxxxxxxx>:
On Sun, 2 Jun 2024 11:27:03 -0700 you wrote:
> From: Cong Wang <cong.wang@xxxxxxxxxxxxx>
>
> After commit 1a80dbcb2dba, bpf_link can be freed by
> link->ops->dealloc_deferred, but the code still tests and uses
> link->ops->dealloc afterward, which leads to a use-after-free as
> reported by syzbot. Actually, one of them should be sufficient, so
> just call one of them instead of both. Also add a WARN_ON() in case
> of any problematic implementation.
>
> [...]
Here is the summary with links:
- [bpf] bpf: fix a potential use-after-free in bpf_link_free()
https://git.kernel.org/bpf/bpf/c/2884dc7d08d9
You are awesome, thank you!
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