58 (星期五)
> > > 收件人: lyl2...@mail.ustc.edu.cn
> > > 抄送: pau...@samba.org, da...@davemloft.net, linux-...@vger.kernel.org,
> > > net...@vger.kernel.org, linux-kernel@vger.kernel.org
> > > 主题: Re: [BUG] net/ppp: A use after free in ppp_unregister_channe
> > >
>
-...@vger.kernel.org,
> > net...@vger.kernel.org, linux-kernel@vger.kernel.org
> > 主题: Re: [BUG] net/ppp: A use after free in ppp_unregister_channe
> >
> > Thanks for the report!
> >
> > On Thu, Mar 11, 2021 at 20:34:44 +0800, lyl2...@mail.ustc.edu.cn wrote:
On Fri, Mar 12, 2021 at 10:12:58AM +, Tom Parkin wrote:
> Thanks for the report!
>
> On Thu, Mar 11, 2021 at 20:34:44 +0800, lyl2...@mail.ustc.edu.cn wrote:
> > File: drivers/net/ppp/ppp_generic.c
> >
> > In ppp_unregister_channel, pch could be freed in ppp_unbridge_channels()
> > but after
On Thu, Mar 11, 2021 at 08:34:44PM +0800, lyl2...@mail.ustc.edu.cn wrote:
> File: drivers/net/ppp/ppp_generic.c
>
> In ppp_unregister_channel, pch could be freed in ppp_unbridge_channels()
> but after that pch is still in use. Inside the function ppp_unbridge_channels,
> if "pchbb == pch" is true
-...@vger.kernel.org,
> > net...@vger.kernel.org, linux-kernel@vger.kernel.org
> > 主题: Re: [BUG] net/ppp: A use after free in ppp_unregister_channe
> >
> > Thanks for the report!
> >
> > On Thu, Mar 11, 2021 at 20:34:44 +0800, lyl2...@mail.ustc.edu.cn wrote:
> -原始邮件-
> 发件人: "Tom Parkin"
> 发送时间: 2021-03-12 18:12:58 (星期五)
> 收件人: lyl2...@mail.ustc.edu.cn
> 抄送: pau...@samba.org, da...@davemloft.net, linux-...@vger.kernel.org,
> net...@vger.kernel.org, linux-kernel@vger.kernel.org
> 主题: Re: [BU
Thanks for the report!
On Thu, Mar 11, 2021 at 20:34:44 +0800, lyl2...@mail.ustc.edu.cn wrote:
> File: drivers/net/ppp/ppp_generic.c
>
> In ppp_unregister_channel, pch could be freed in ppp_unbridge_channels()
> but after that pch is still in use. Inside the function ppp_unbridge_channels,
> if
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