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[WIN32K:NTUSER]

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- Don't forget to ProbeForWrite in NtUserProcessConnect
- Use SEH in NtUserSetInformationThread:UserThreadCsrApiPort

svn path=/trunk/; revision=65827
This commit is contained in:
Thomas Faber 2014-12-25 23:10:47 +00:00
parent 8783434e42
commit fdc61d524b
1 changed files with 19 additions and 1 deletions
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20
reactos/win32ss/user/ntuser/ntstubs.c
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@ -754,6 +754,7 @@ NtUserProcessConnect(
{
// FIXME: Check that pUserConnect->ulVersion == USER_VERSION;
ProbeForWrite(pUserConnect, sizeof(*pUserConnect), sizeof(PVOID));
pUserConnect->siClient.psi = gpsi;
pUserConnect->siClient.aheList = gHandleTable;
pUserConnect->siClient.ulSharedDelta =
@ -916,6 +917,7 @@ NtUserSetInformationThread(IN HANDLE ThreadHandle,
{
NTSTATUS Status = STATUS_SUCCESS;
PETHREAD Thread;
HANDLE CsrPortHandle;
/* Allow only CSRSS to perform this operation */
if (PsGetCurrentProcess() != gpepCSRSS)
@ -959,7 +961,23 @@ NtUserSetInformationThread(IN HANDLE ThreadHandle,
Status = STATUS_INFO_LENGTH_MISMATCH;
break;
}
Status = InitCsrApiPort(*(PHANDLE)ThreadInformation);
Status = STATUS_SUCCESS;
_SEH2_TRY
{
ProbeForRead(ThreadInformation, sizeof(HANDLE), sizeof(PVOID));
CsrPortHandle = *(PHANDLE)ThreadInformation;
}
_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
Status = _SEH2_GetExceptionCode();
}
_SEH2_END;
if (NT_SUCCESS(Status))
{
Status = InitCsrApiPort(CsrPortHandle);
}
break;
}