Re: [ros-dev] [ros-diffs] [hbelusca] 66192: [WINLOGON][WIN32K] Move the shutdown privilege check from winlogon to win32k (function "UserInitiateShutdown") as it should be done. [WIN32K] - Introduce the pair of UserInitiateS...

[Alex Ionescu]

This would be the win32k 0 day that's been blogged and unfixed in Windows
for over 4 years now, and which allows the Surface RT to be jailbroken. You
really want to fix this? :( What about hackcompat?!

Best regards,
Alex Ionescu

On Sun, Feb 8, 2015 at 12:37 AM, Thomas Faber [e-mail]
wrote:
> On 2015-02-07 16:26, [e-mail] wrote:
> > @@ -792,24 +791,54 @@
> >          case UserThreadInitiateShutdown:
> >          {
> >              ERR("Shutdown initiated\n");
> >        STUB;
> >        Status = STATUS_NOT_IMPLEMENTED;
> >        if (ThreadInformationLength != sizeof(ULONG))
> >        {
> >            Status = STATUS_INFO_LENGTH_MISMATCH;
> >            break;
> >        }
> >        Status = UserInitiateShutdown(Thread,
>
> (PULONG)ThreadInformation);
> >          break;
> >      }
>
> This looks like contrary to the other cases, ThreadInformation is
> neither probed, nor accessed inside SEH here?
>
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