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-rw-r--r--nx-X11/programs/Xserver/hw/nxagent/NXdispatch.c4
-rw-r--r--nx-X11/programs/Xserver/hw/nxagent/NXdixfonts.c5
-rw-r--r--nx-X11/programs/Xserver/hw/nxagent/NXxvdisp.c20
3 files changed, 28 insertions, 1 deletions
diff --git a/nx-X11/programs/Xserver/hw/nxagent/NXdispatch.c b/nx-X11/programs/Xserver/hw/nxagent/NXdispatch.c
index 3d9ee8c7f..0ed7277a1 100644
--- a/nx-X11/programs/Xserver/hw/nxagent/NXdispatch.c
+++ b/nx-X11/programs/Xserver/hw/nxagent/NXdispatch.c
@@ -2618,7 +2618,9 @@ ProcPutImage(register ClientPtr client)
tmpImage = (char *)&stuff[1];
lengthProto = length;
-
+ if (stuff->height != 0 && lengthProto >= (INT32_MAX / stuff->height))
+ return BadLength;
+
if (((((lengthProto * stuff->height) + (unsigned)3) >> 2) +
(sizeof(xPutImageReq) >> 2)) != client->req_len)
return BadLength;
diff --git a/nx-X11/programs/Xserver/hw/nxagent/NXdixfonts.c b/nx-X11/programs/Xserver/hw/nxagent/NXdixfonts.c
index 922443633..5622f8cee 100644
--- a/nx-X11/programs/Xserver/hw/nxagent/NXdixfonts.c
+++ b/nx-X11/programs/Xserver/hw/nxagent/NXdixfonts.c
@@ -1694,6 +1694,7 @@ doImageText(ClientPtr client, register ITclosurePtr c)
GC *pGC;
unsigned char *data;
ITclosurePtr new_closure;
+ ITclosurePtr old_closure;
/* We're putting the client to sleep. We need to
save some state. Similar problem to that handled
@@ -1706,6 +1707,7 @@ doImageText(ClientPtr client, register ITclosurePtr c)
err = BadAlloc;
goto bail;
}
+ old_closure = c;
*new_closure = *c;
c = new_closure;
@@ -1713,6 +1715,7 @@ doImageText(ClientPtr client, register ITclosurePtr c)
if (!data)
{
xfree(c);
+ c = old_closure;
err = BadAlloc;
goto bail;
}
@@ -1724,6 +1727,7 @@ doImageText(ClientPtr client, register ITclosurePtr c)
{
xfree(c->data);
xfree(c);
+ c = old_closure;
err = BadAlloc;
goto bail;
}
@@ -1742,6 +1746,7 @@ doImageText(ClientPtr client, register ITclosurePtr c)
FreeScratchGC(pGC);
xfree(c->data);
xfree(c);
+ c = old_closure;
err = BadAlloc;
goto bail;
}
diff --git a/nx-X11/programs/Xserver/hw/nxagent/NXxvdisp.c b/nx-X11/programs/Xserver/hw/nxagent/NXxvdisp.c
index b8543f7a6..cfce34463 100644
--- a/nx-X11/programs/Xserver/hw/nxagent/NXxvdisp.c
+++ b/nx-X11/programs/Xserver/hw/nxagent/NXxvdisp.c
@@ -1423,6 +1423,7 @@ SProcXvQueryExtension(ClientPtr client)
{
register char n;
REQUEST(xvQueryExtensionReq);
+ REQUEST_SIZE_MATCH(xvQueryExtensionReq);
swaps(&stuff->length, n);
return ProcXvQueryExtension(client);
}
@@ -1432,6 +1433,7 @@ SProcXvQueryAdaptors(ClientPtr client)
{
register char n;
REQUEST(xvQueryAdaptorsReq);
+ REQUEST_SIZE_MATCH(xvQueryAdaptorsReq);
swaps(&stuff->length, n);
swapl(&stuff->window, n);
return ProcXvQueryAdaptors(client);
@@ -1442,6 +1444,7 @@ SProcXvQueryEncodings(ClientPtr client)
{
register char n;
REQUEST(xvQueryEncodingsReq);
+ REQUEST_SIZE_MATCH(xvQueryEncodingsReq);
swaps(&stuff->length, n);
swapl(&stuff->port, n);
return ProcXvQueryEncodings(client);
@@ -1452,6 +1455,7 @@ SProcXvGrabPort(ClientPtr client)
{
register char n;
REQUEST(xvGrabPortReq);
+ REQUEST_SIZE_MATCH(xvGrabPortReq);
swaps(&stuff->length, n);
swapl(&stuff->port, n);
swapl(&stuff->time, n);
@@ -1463,6 +1467,7 @@ SProcXvUngrabPort(ClientPtr client)
{
register char n;
REQUEST(xvUngrabPortReq);
+ REQUEST_SIZE_MATCH(xvUngrabPortReq);
swaps(&stuff->length, n);
swapl(&stuff->port, n);
swapl(&stuff->time, n);
@@ -1474,6 +1479,7 @@ SProcXvPutVideo(ClientPtr client)
{
register char n;
REQUEST(xvPutVideoReq);
+ REQUEST_SIZE_MATCH(xvPutVideoReq);
swaps(&stuff->length, n);
swapl(&stuff->port, n);
swapl(&stuff->drawable, n);
@@ -1494,6 +1500,7 @@ SProcXvPutStill(ClientPtr client)
{
register char n;
REQUEST(xvPutStillReq);
+ REQUEST_SIZE_MATCH(xvPutStillReq);
swaps(&stuff->length, n);
swapl(&stuff->port, n);
swapl(&stuff->drawable, n);
@@ -1514,6 +1521,7 @@ SProcXvGetVideo(ClientPtr client)
{
register char n;
REQUEST(xvGetVideoReq);
+ REQUEST_SIZE_MATCH(xvGetVideoReq);
swaps(&stuff->length, n);
swapl(&stuff->port, n);
swapl(&stuff->drawable, n);
@@ -1534,6 +1542,7 @@ SProcXvGetStill(ClientPtr client)
{
register char n;
REQUEST(xvGetStillReq);
+ REQUEST_SIZE_MATCH(xvGetStillReq);
swaps(&stuff->length, n);
swapl(&stuff->port, n);
swapl(&stuff->drawable, n);
@@ -1554,6 +1563,7 @@ SProcXvPutImage(ClientPtr client)
{
register char n;
REQUEST(xvPutImageReq);
+ REQUEST_AT_LEAST_SIZE(xvPutImageReq);
swaps(&stuff->length, n);
swapl(&stuff->port, n);
swapl(&stuff->drawable, n);
@@ -1578,6 +1588,7 @@ SProcXvShmPutImage(ClientPtr client)
{
register char n;
REQUEST(xvShmPutImageReq);
+ REQUEST_SIZE_MATCH(xvShmPutImageReq);
swaps(&stuff->length, n);
swapl(&stuff->port, n);
swapl(&stuff->drawable, n);
@@ -1605,6 +1616,7 @@ SProcXvSelectVideoNotify(ClientPtr client)
{
register char n;
REQUEST(xvSelectVideoNotifyReq);
+ REQUEST_SIZE_MATCH(xvSelectVideoNotifyReq);
swaps(&stuff->length, n);
swapl(&stuff->drawable, n);
return ProcXvSelectVideoNotify(client);
@@ -1615,6 +1627,7 @@ SProcXvSelectPortNotify(ClientPtr client)
{
register char n;
REQUEST(xvSelectPortNotifyReq);
+ REQUEST_SIZE_MATCH(xvSelectPortNotifyReq);
swaps(&stuff->length, n);
swapl(&stuff->port, n);
return ProcXvSelectPortNotify(client);
@@ -1625,6 +1638,7 @@ SProcXvStopVideo(ClientPtr client)
{
register char n;
REQUEST(xvStopVideoReq);
+ REQUEST_SIZE_MATCH(xvStopVideoReq);
swaps(&stuff->length, n);
swapl(&stuff->port, n);
swapl(&stuff->drawable, n);
@@ -1636,6 +1650,7 @@ SProcXvSetPortAttribute(ClientPtr client)
{
register char n;
REQUEST(xvSetPortAttributeReq);
+ REQUEST_SIZE_MATCH(xvSetPortAttributeReq);
swaps(&stuff->length, n);
swapl(&stuff->port, n);
swapl(&stuff->attribute, n);
@@ -1647,6 +1662,7 @@ SProcXvGetPortAttribute(ClientPtr client)
{
register char n;
REQUEST(xvGetPortAttributeReq);
+ REQUEST_SIZE_MATCH(xvGetPortAttributeReq);
swaps(&stuff->length, n);
swapl(&stuff->port, n);
swapl(&stuff->attribute, n);
@@ -1658,6 +1674,7 @@ SProcXvQueryBestSize(ClientPtr client)
{
register char n;
REQUEST(xvQueryBestSizeReq);
+ REQUEST_SIZE_MATCH(xvQueryBestSizeReq);
swaps(&stuff->length, n);
swapl(&stuff->port, n);
swaps(&stuff->vid_w, n);
@@ -1672,6 +1689,7 @@ SProcXvQueryPortAttributes(ClientPtr client)
{
register char n;
REQUEST(xvQueryPortAttributesReq);
+ REQUEST_SIZE_MATCH(xvQueryPortAttributesReq);
swaps(&stuff->length, n);
swapl(&stuff->port, n);
return ProcXvQueryPortAttributes(client);
@@ -1682,6 +1700,7 @@ SProcXvQueryImageAttributes(ClientPtr client)
{
register char n;
REQUEST(xvQueryImageAttributesReq);
+ REQUEST_SIZE_MATCH(xvQueryImageAttributesReq);
swaps(&stuff->length, n);
swapl(&stuff->id, n);
swaps(&stuff->width, n);
@@ -1694,6 +1713,7 @@ SProcXvListImageFormats(ClientPtr client)
{
register char n;
REQUEST(xvListImageFormatsReq);
+ REQUEST_SIZE_MATCH(xvListImageFormatsReq);
swaps(&stuff->length, n);
swapl(&stuff->port, n);
return ProcXvListImageFormats(client);
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-22 14:44:47 +0000