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Date: Mon, 7 Dec 2020 10:23:45 +0000
From: John Haxby <>
Subject: Re: Linux kernel NULL-ptr deref bug in

> On 7 Dec 2020, at 02:20, Shisong Qin <> wrote:
> Recently we found another NULL-ptr deref BUG in spk_ttyio.c in the latest
> Linux kernel(5.9.11 is the latest at that now). In the
> spk_ttyio_receive_buf2() function, it would dereference spk_ttyio_synth
> without checking whether it is NULL or not, and may lead to a NULL-ptr
> deref crash.

Did you ask for a CVE for bug?


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