[Bug 20862] New: Write buffer overrun in VARIANT_UserUnmarshal?
wine-bugs at winehq.org
wine-bugs at winehq.org
Sat Nov 28 15:28:00 CST 2009
http://bugs.winehq.org/show_bug.cgi?id=20862
Summary: Write buffer overrun in VARIANT_UserUnmarshal?
Product: Wine
Version: 1.1.33
Platform: PC
OS/Version: Linux
Status: NEW
Keywords: download, source, testcase
Severity: normal
Priority: P2
Component: oleaut32
AssignedTo: wine-bugs at winehq.org
ReportedBy: dank at kegel.com
http://kegel.com/wine/valgrind/logs/2009-11-27-12.53/vg-oleaut32_usrmarshal.txt
says
Invalid write of size 4
at CoUnmarshalInterface (marshal.c:1841)
by interface_variant_unmarshal (usrmarshal.c:396)
by VARIANT_UserUnmarshal (usrmarshal.c:612)
by test_marshal_VARIANT (usrmarshal.c:1368)
Address 0x7f07dd80 is 0 bytes after a block of size 0 alloc'd
at notify_alloc (heap.c:247)
by RtlAllocateHeap (heap.c:1697)
by IMalloc_fnAlloc (ifs.c:186)
by CoTaskMemAlloc (ifs.c:562)
by VARIANT_UserUnmarshal (usrmarshal.c:559)
by test_marshal_VARIANT (usrmarshal.c:1368)
Looks like some disagreement about the size needed for
the type being unmarshalled?
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