Messages in this thread | | | Subject | Re: [PATCH] scsi: sr: fix oob access in get_capabilities | From | "Martin K. Petersen" <> | Date | Wed, 15 Mar 2017 20:07:53 -0400 |
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Kefeng Wang <wangkefeng.wang@huawei.com> writes:
Kefeng,
> 'n = header_length + block_descriptor_length' could be greater than 512, > and will lead to oob access, so enlarge transfer buffer to fix it.
Can you share the output of sg_modes -p 0x2a /dev/srN for the offending drive?
This mode page is usually much smaller than 512 bytes (typically between 32 and 128 bytes).
-- Martin K. Petersen Oracle Linux Engineering
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