pointer verification (not NULL) and buffer overrun fixes.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11459 6f19259b-4bc3-4df7-8a09-765794883524
2011-03-30 19:33:03 +00:00
parent 6b825919f1
commit 33c031ee20
21 changed files with 338 additions and 185 deletions
--- a/ShellPkg/Library/UefiShellDebug1CommandsLib/HexEdit/FileImage.c
+++ b/ShellPkg/Library/UefiShellDebug1CommandsLib/HexEdit/FileImage.c
@ -383,7 +383,7 @@ Returns:
  //
  // if is the old file
  //
-  if (StrCmp (FileName, HFileImage.FileName) == 0) {
+  if (HFileImage.FileName != NULL && FileName != NULL && StrCmp (FileName, HFileImage.FileName) == 0) {
    //
    // check whether file exists on disk
    //