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Fixed unaligned access

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This commit is contained in:
akallabeth 2020-05-18 08:10:29 +02:00
parent 9909ed57ae
commit 1d21585fa4
1 changed files with 4 additions and 2 deletions
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6
libfreerdp/core/info.c
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@ -285,7 +285,8 @@ static BOOL rdp_read_extended_info_packet(rdpRdp* rdp, wStream* s)
{
ptrconv.bp = Stream_Pointer(s);
if (ptrconv.wp[cbClientAddress / 2 - 1])
if ((cbClientAddress < sizeof(WCHAR)) || (ptrconv.bp[cbClientAddress - 1]) ||
(ptrconv.bp[cbClientAddress - 2]))
{
WLog_ERR(TAG, "protocol error: clientAddress must be null terminated");
return FALSE;
@ -334,7 +335,8 @@ static BOOL rdp_read_extended_info_packet(rdpRdp* rdp, wStream* s)
{
ptrconv.bp = Stream_Pointer(s);
if (ptrconv.wp[cbClientDir / 2 - 1])
if ((cbClientDir < sizeof(WCHAR)) || (ptrconv.bp[cbClientDir - 1]) ||
(ptrconv.bp[cbClientDir - 2]))
{
WLog_ERR(TAG, "protocol error: clientDir must be null terminated");
return FALSE;