https://git.reactos.org/?p=reactos.git;a=commitdiff;h=bb33692400b3d59d6c9070d339bf666b997b3624
commit bb33692400b3d59d6c9070d339bf666b997b3624 Author: Katayama Hirofumi MZ <[email protected]> AuthorDate: Wed Jan 30 16:54:45 2019 +0900 Commit: GitHub <[email protected]> CommitDate: Wed Jan 30 16:54:45 2019 +0900 [WIN32SS][NTGDI] Use ProbeForWrite in NtGdiSetBitmapBits (#1325) Use ProbeForWrite instead of ProbeForRead. CORE-15657 and CORE-15695 --- win32ss/gdi/ntgdi/bitmaps.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/win32ss/gdi/ntgdi/bitmaps.c b/win32ss/gdi/ntgdi/bitmaps.c index 0f556f9b91..59fb5dd9d1 100644 --- a/win32ss/gdi/ntgdi/bitmaps.c +++ b/win32ss/gdi/ntgdi/bitmaps.c @@ -645,7 +645,7 @@ NtGdiSetBitmapBits( _SEH2_TRY { /* NOTE: Win2k3 doesn't check WORD alignment here. */ - ProbeForRead(pUnsafeBits, Bytes, 1); + ProbeForWrite(pUnsafeBits, Bytes, 1); ret = UnsafeSetBitmapBits(psurf, Bytes, pUnsafeBits); } _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
