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BaseTools/C/Common: Add checks for array access

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Cc: Yonghong Zhu <yonghong.zhu@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Hao Wu <hao.a.wu@intel.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>
This commit is contained in:
Hao Wu
2017-11-30 14:29:25 +08:00
parent 5e125e7752
commit 58356e9478
2 changed files with 9 additions and 11 deletions
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8
BaseTools/Source/C/Common/Decompress.c
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@ -2,7 +2,7 @@
Decompressor. Algorithm Ported from OPSD code (Decomp.asm) for Efi and Tiano
compress algorithm.
Copyright (c) 2004 - 2016, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2004 - 2017, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
@ -394,7 +394,7 @@ Returns:
Index = 0;
while (Index < Number) {
while (Index < Number && Index < NPT) {
CharC = (UINT16) (Sd->mBitBuf >> (BITBUFSIZ - 3));
@ -413,14 +413,14 @@ Returns:
if (Index == Special) {
CharC = (UINT16) GetBits (Sd, 2);
CharC--;
while ((INT16) (CharC) >= 0) {
while ((INT16) (CharC) >= 0 && Index < NPT) {
Sd->mPTLen[Index++] = 0;
CharC--;
}
}
}
while (Index < nn) {
while (Index < nn && Index < NPT) {
Sd->mPTLen[Index++] = 0;
}