[ros-diffs] [dchapyshev] 41383: - Add missed checks of the buffer length

[dchapyshev at svn.reactos.org]

Author: dchapyshev
Date: Thu Jun 11 19:21:58 2009
New Revision: 41383

URL: http://svn.reactos.org/svn/reactos?rev=41383&view=rev
Log:
- Add missed checks of the buffer length

Modified:
    trunk/reactos/ntoskrnl/ps/query.c

Modified: trunk/reactos/ntoskrnl/ps/query.c
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/ps/query.c?rev=41383&r1=41382&r2=41383&view=diff
==============================================================================
--- trunk/reactos/ntoskrnl/ps/query.c [iso-8859-1] (original)
+++ trunk/reactos/ntoskrnl/ps/query.c [iso-8859-1] Thu Jun 11 19:21:58 2009
@@ -782,6 +782,13 @@
         /* Error/Exception Port */
         case ProcessExceptionPort:
 
+            /* Check buffer length */
+            if (ProcessInformationLength != sizeof(HANDLE))
+            {
+                Status = STATUS_INFO_LENGTH_MISMATCH;
+                break;
+            }
+
             /* Use SEH for capture */
             _SEH2_TRY
             {
@@ -819,6 +826,13 @@
         /* Security Token */
         case ProcessAccessToken:
 
+            /* Check buffer length */
+            if (ProcessInformationLength != sizeof(PROCESS_ACCESS_TOKEN))
+            {
+                Status = STATUS_INFO_LENGTH_MISMATCH;
+                break;
+            }
+
             /* Use SEH for capture */
             _SEH2_TRY
             {
@@ -841,6 +855,13 @@
         /* Hard error processing */
         case ProcessDefaultHardErrorMode:
 
+            /* Check buffer length */
+            if (ProcessInformationLength != sizeof(ULONG))
+            {
+                Status = STATUS_INFO_LENGTH_MISMATCH;
+                break;
+            }
+
             /* Enter SEH for direct buffer read */
             _SEH2_TRY
             {
@@ -858,6 +879,13 @@
 
         /* Session ID */
         case ProcessSessionInformation:
+
+            /* Check buffer length */
+            if (ProcessInformationLength != sizeof(PROCESS_SESSION_INFORMATION))
+            {
+                Status = STATUS_INFO_LENGTH_MISMATCH;
+                break;
+            }
 
             /* Enter SEH for capture */
             _SEH2_TRY
@@ -1062,6 +1090,13 @@
         /* Thread priority */
         case ThreadPriority:
 
+            /* Check buffer length */
+            if (ThreadInformationLength != sizeof(KPRIORITY))
+            {
+                Status = STATUS_INFO_LENGTH_MISMATCH;
+                break;
+            }
+
             /* Use SEH for capture */
             _SEH2_TRY
             {
@@ -1090,6 +1125,13 @@
             break;
 
         case ThreadBasePriority:
+
+            /* Check buffer length */
+            if (ThreadInformationLength != sizeof(LONG))
+            {
+                Status = STATUS_INFO_LENGTH_MISMATCH;
+                break;
+            }
 
             /* Use SEH for capture */
             _SEH2_TRY
@@ -1130,6 +1172,13 @@
 
         case ThreadAffinityMask:
 
+            /* Check buffer length */
+            if (ThreadInformationLength != sizeof(ULONG_PTR))
+            {
+                Status = STATUS_INFO_LENGTH_MISMATCH;
+                break;
+            }
+
             /* Use SEH for capture */
             _SEH2_TRY
             {
@@ -1191,6 +1240,13 @@
 
         case ThreadImpersonationToken:
 
+            /* Check buffer length */
+            if (ThreadInformationLength != sizeof(HANDLE))
+            {
+                Status = STATUS_INFO_LENGTH_MISMATCH;
+                break;
+            }
+
             /* Use SEH for capture */
             _SEH2_TRY
             {
@@ -1211,6 +1267,13 @@
 
         case ThreadQuerySetWin32StartAddress:
 
+            /* Check buffer length */
+            if (ThreadInformationLength != sizeof(ULONG_PTR))
+            {
+                Status = STATUS_INFO_LENGTH_MISMATCH;
+                break;
+            }
+
             /* Use SEH for capture */
             _SEH2_TRY
             {
@@ -1230,6 +1293,13 @@
             break;
 
         case ThreadIdealProcessor:
+
+            /* Check buffer length */
+            if (ThreadInformationLength != sizeof(ULONG_PTR))
+            {
+                Status = STATUS_INFO_LENGTH_MISMATCH;
+                break;
+            }
 
             /* Use SEH for capture */
             _SEH2_TRY
@@ -1272,6 +1342,13 @@
 
         case ThreadPriorityBoost:
 
+            /* Check buffer length */
+            if (ThreadInformationLength != sizeof(ULONG_PTR))
+            {
+                Status = STATUS_INFO_LENGTH_MISMATCH;
+                break;
+            }
+
             /* Use SEH for capture */
             _SEH2_TRY
             {
@@ -1291,6 +1368,13 @@
             break;
 
         case ThreadZeroTlsCell:
+
+            /* Check buffer length */
+            if (ThreadInformationLength != sizeof(ULONG_PTR))
+            {
+                Status = STATUS_INFO_LENGTH_MISMATCH;
+                break;
+            }
 
             /* Use SEH for capture */
             _SEH2_TRY