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core: Fix possible out-of-bounds read

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This commit is contained in:
Martin Fleisz 2018-03-06 15:52:34 +01:00
parent 07f05c5cb3
commit 811406382d
1 changed files with 3 additions and 3 deletions
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6
libfreerdp/core/orders.c
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@ -162,7 +162,7 @@ static const BYTE BPP_CBR23[] =
static const BYTE BMF_BPP[] =
{
0, 1, 0, 8, 16, 24, 32
0, 1, 0, 8, 16, 24, 32, 0
};
static const BYTE BPP_BMF[] =
@ -566,7 +566,7 @@ static INLINE BOOL update_read_brush(wStream* s, rdpBrush* brush,
if (brush->style & CACHED_BRUSH)
{
brush->index = brush->hatch;
brush->bpp = BMF_BPP[brush->style & 0x0F];
brush->bpp = BMF_BPP[brush->style & 0x07];
if (brush->bpp == 0)
brush->bpp = 1;
@ -612,7 +612,7 @@ static INLINE BOOL update_write_brush(wStream* s, rdpBrush* brush,
if (brush->style & CACHED_BRUSH)
{
brush->hatch = brush->index;
brush->bpp = BMF_BPP[brush->style & 0x0F];
brush->bpp = BMF_BPP[brush->style & 0x07];
if (brush->bpp == 0)
brush->bpp = 1;