Re: [PATCH bpf-next 1/5] libbpf: detect corrupted ELF symbols section

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Subject: Re: [PATCH bpf-next 1/5] libbpf: detect corrupted ELF symbols section
From: Yonghong Song <yhs@xxxxxx>
Date: Tue, 2 Nov 2021 23:04:43 -0700
Cc: <kernel-team@xxxxxx>
In-reply-to: <20211103001003.398812-2-andrii@kernel.org>
User-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:91.0) Gecko/20100101 Thunderbird/91.2.1



On 11/2/21 5:09 PM, Andrii Nakryiko wrote:

Prevent divide-by-zero if ELF is corrupted and has zero sh_entsize.
Reported by oss-fuzz project.

Signed-off-by: Andrii Nakryiko <andrii@xxxxxxxxxx>


Acked-by: Yonghong Song <yhs@xxxxxx>

References:
- [PATCH bpf-next 0/5] libbpf ELF sanity checking improvements
  - From: Andrii Nakryiko
- [PATCH bpf-next 1/5] libbpf: detect corrupted ELF symbols section
  - From: Andrii Nakryiko

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