Messages in this thread |  | | Subject | Re: [PATCH bpf-next] bpf: prevent leak of lsm program after failed attach | From | patchwork-bot+netdevbpf@kernel ... | Date | Wed, 14 Dec 2022 02:20:16 +0000 |
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Hello:
This patch was applied to bpf/bpf-next.git (master) by Martin KaFai Lau <martin.lau@kernel.org>:
On Tue, 13 Dec 2022 12:57:14 -0500 you wrote: > In [0], we added the ability to bpf_prog_attach LSM programs to cgroups, > but in our validation to make sure the prog is meant to be attached to > BPF_LSM_CGROUP, we return too early if the check fails. This results in > lack of decrementing prog's refcnt (through bpf_prog_put) > leaving the LSM program alive past the point of the expected lifecycle. > This fix allows for the decrement to take place. > > [...]
Here is the summary with links: - [bpf-next] bpf: prevent leak of lsm program after failed attach https://git.kernel.org/bpf/bpf-next/c/2958c237fd1e
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