From: Thomas Huth <thuth@redhat.com>
To: Alexander Bulekov <alxndr@bu.edu>, qemu-devel@nongnu.org
Cc: Laurent Vivier <lvivier@redhat.com>,
Paolo Bonzini <pbonzini@redhat.com>, Bandan Das <bsd@redhat.com>,
Stefan Hajnoczi <stefanha@redhat.com>
Subject: Re: [PATCH] fuzz: refine the ide/ahci fuzzer configs
Date: Wed, 20 Jan 2021 10:53:26 +0100 [thread overview]
Message-ID: <46576a57-f8c1-5300-2b2c-064b4d7642ba@redhat.com> (raw)
In-Reply-To: <20210120060745.558970-1-alxndr@bu.edu>
On 20/01/2021 07.07, Alexander Bulekov wrote:
> Disks work differently depending on the x86 machine type (SATA vs PATA).
> Additionally, we should fuzz the atapi code paths, which might contain
> vulnerabilities such as CVE-2020-29443. This patch adds hard-disk and
> cdrom generic-fuzzer configs for both the pc (PATA) and q35 (SATA)
> machine types.
>
> Signed-off-by: Alexander Bulekov <alxndr@bu.edu>
> ---
> tests/qtest/fuzz/generic_fuzz_configs.h | 20 +++++++++++++++++++-
> 1 file changed, 19 insertions(+), 1 deletion(-)
>
> diff --git a/tests/qtest/fuzz/generic_fuzz_configs.h b/tests/qtest/fuzz/generic_fuzz_configs.h
> index 7fed035345..2ec52fbb63 100644
> --- a/tests/qtest/fuzz/generic_fuzz_configs.h
> +++ b/tests/qtest/fuzz/generic_fuzz_configs.h
> @@ -85,10 +85,28 @@ const generic_fuzz_config predefined_configs[] = {
> .objects = "intel-hda",
> },{
> .name = "ide-hd",
> + .args = "-machine pc -nodefaults "
> + "-drive file=null-co://,if=none,format=raw,id=disk0 "
> + "-device ide-hd,drive=disk0",
> + .objects = "*ide*",
> + },{
> + .name = "ide-atapi",
> + .args = "-machine pc -nodefaults "
> + "-drive file=null-co://,if=none,format=raw,id=disk0 "
> + "-device ide-cd,drive=disk0",
> + .objects = "*ide*",
> + },{
> + .name = "ahci-hd",
> + .args = "-machine q35 -nodefaults "
> + "-drive file=null-co://,if=none,format=raw,id=disk0 "
> + "-device ide-hd,drive=disk0",
> + .objects = "*ahci*",
> + },{
> + .name = "ahci-atapi",
> .args = "-machine q35 -nodefaults "
> "-drive file=null-co://,if=none,format=raw,id=disk0 "
> "-device ide-hd,drive=disk0",
Shouldn't that be ide-cd now for ahci-atapi?
Thomas
next prev parent reply other threads:[~2021-01-20 9:54 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-20 6:07 [PATCH] fuzz: refine the ide/ahci fuzzer configs Alexander Bulekov
2021-01-20 9:03 ` Philippe Mathieu-Daudé
2021-01-20 14:30 ` Alexander Bulekov
2021-01-20 9:53 ` Thomas Huth [this message]
2021-01-20 14:16 ` Alexander Bulekov
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