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SUSE:SLE-12-SP5:GA
tigervnc.1955
U_Xv_unvalidated_lengths_in_XVideo_extension_sw...
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File U_Xv_unvalidated_lengths_in_XVideo_extension_swapped_procs.patch of Package tigervnc.1955
Subject: Xv: unvalidated lengths in XVideo extension swapped procs References: bnc#907268, CVE-2014-8099 Patch-Mainline: Upstream Signed-off-by: Michal Srb <msrb@suse.com> Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com> Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net> --- Xext/xvdisp.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/Xext/xvdisp.c b/Xext/xvdisp.c index 86f982a..c2d0fc9 100644 --- a/Xext/xvdisp.c +++ b/Xext/xvdisp.c @@ -1121,6 +1121,7 @@ static int SProcXvQueryExtension(ClientPtr client) { REQUEST(xvQueryExtensionReq); + REQUEST_SIZE_MATCH(xvQueryExtensionReq); swaps(&stuff->length); return XvProcVector[xv_QueryExtension] (client); } @@ -1129,6 +1130,7 @@ static int SProcXvQueryAdaptors(ClientPtr client) { REQUEST(xvQueryAdaptorsReq); + REQUEST_SIZE_MATCH(xvQueryAdaptorsReq); swaps(&stuff->length); swapl(&stuff->window); return XvProcVector[xv_QueryAdaptors] (client); @@ -1138,6 +1140,7 @@ static int SProcXvQueryEncodings(ClientPtr client) { REQUEST(xvQueryEncodingsReq); + REQUEST_SIZE_MATCH(xvQueryEncodingsReq); swaps(&stuff->length); swapl(&stuff->port); return XvProcVector[xv_QueryEncodings] (client); @@ -1147,6 +1150,7 @@ static int SProcXvGrabPort(ClientPtr client) { REQUEST(xvGrabPortReq); + REQUEST_SIZE_MATCH(xvGrabPortReq); swaps(&stuff->length); swapl(&stuff->port); swapl(&stuff->time); @@ -1157,6 +1161,7 @@ static int SProcXvUngrabPort(ClientPtr client) { REQUEST(xvUngrabPortReq); + REQUEST_SIZE_MATCH(xvUngrabPortReq); swaps(&stuff->length); swapl(&stuff->port); swapl(&stuff->time); @@ -1167,6 +1172,7 @@ static int SProcXvPutVideo(ClientPtr client) { REQUEST(xvPutVideoReq); + REQUEST_SIZE_MATCH(xvPutVideoReq); swaps(&stuff->length); swapl(&stuff->port); swapl(&stuff->drawable); @@ -1186,6 +1192,7 @@ static int SProcXvPutStill(ClientPtr client) { REQUEST(xvPutStillReq); + REQUEST_SIZE_MATCH(xvPutStillReq); swaps(&stuff->length); swapl(&stuff->port); swapl(&stuff->drawable); @@ -1205,6 +1212,7 @@ static int SProcXvGetVideo(ClientPtr client) { REQUEST(xvGetVideoReq); + REQUEST_SIZE_MATCH(xvGetVideoReq); swaps(&stuff->length); swapl(&stuff->port); swapl(&stuff->drawable); @@ -1224,6 +1232,7 @@ static int SProcXvGetStill(ClientPtr client) { REQUEST(xvGetStillReq); + REQUEST_SIZE_MATCH(xvGetStillReq); swaps(&stuff->length); swapl(&stuff->port); swapl(&stuff->drawable); @@ -1243,6 +1252,7 @@ static int SProcXvPutImage(ClientPtr client) { REQUEST(xvPutImageReq); + REQUEST_AT_LEAST_SIZE(xvPutImageReq); swaps(&stuff->length); swapl(&stuff->port); swapl(&stuff->drawable); @@ -1266,6 +1276,7 @@ static int SProcXvShmPutImage(ClientPtr client) { REQUEST(xvShmPutImageReq); + REQUEST_SIZE_MATCH(xvShmPutImageReq); swaps(&stuff->length); swapl(&stuff->port); swapl(&stuff->drawable); @@ -1293,6 +1304,7 @@ static int SProcXvSelectVideoNotify(ClientPtr client) { REQUEST(xvSelectVideoNotifyReq); + REQUEST_SIZE_MATCH(xvSelectVideoNotifyReq); swaps(&stuff->length); swapl(&stuff->drawable); return XvProcVector[xv_SelectVideoNotify] (client); @@ -1302,6 +1314,7 @@ static int SProcXvSelectPortNotify(ClientPtr client) { REQUEST(xvSelectPortNotifyReq); + REQUEST_SIZE_MATCH(xvSelectPortNotifyReq); swaps(&stuff->length); swapl(&stuff->port); return XvProcVector[xv_SelectPortNotify] (client); @@ -1311,6 +1324,7 @@ static int SProcXvStopVideo(ClientPtr client) { REQUEST(xvStopVideoReq); + REQUEST_SIZE_MATCH(xvStopVideoReq); swaps(&stuff->length); swapl(&stuff->port); swapl(&stuff->drawable); @@ -1321,6 +1335,7 @@ static int SProcXvSetPortAttribute(ClientPtr client) { REQUEST(xvSetPortAttributeReq); + REQUEST_SIZE_MATCH(xvSetPortAttributeReq); swaps(&stuff->length); swapl(&stuff->port); swapl(&stuff->attribute); @@ -1332,6 +1347,7 @@ static int SProcXvGetPortAttribute(ClientPtr client) { REQUEST(xvGetPortAttributeReq); + REQUEST_SIZE_MATCH(xvGetPortAttributeReq); swaps(&stuff->length); swapl(&stuff->port); swapl(&stuff->attribute); @@ -1342,6 +1358,7 @@ static int SProcXvQueryBestSize(ClientPtr client) { REQUEST(xvQueryBestSizeReq); + REQUEST_SIZE_MATCH(xvQueryBestSizeReq); swaps(&stuff->length); swapl(&stuff->port); swaps(&stuff->vid_w); @@ -1355,6 +1372,7 @@ static int SProcXvQueryPortAttributes(ClientPtr client) { REQUEST(xvQueryPortAttributesReq); + REQUEST_SIZE_MATCH(xvQueryPortAttributesReq); swaps(&stuff->length); swapl(&stuff->port); return XvProcVector[xv_QueryPortAttributes] (client); @@ -1364,6 +1382,7 @@ static int SProcXvQueryImageAttributes(ClientPtr client) { REQUEST(xvQueryImageAttributesReq); + REQUEST_SIZE_MATCH(xvQueryImageAttributesReq); swaps(&stuff->length); swapl(&stuff->port); swapl(&stuff->id); @@ -1376,6 +1395,7 @@ static int SProcXvListImageFormats(ClientPtr client) { REQUEST(xvListImageFormatsReq); + REQUEST_SIZE_MATCH(xvListImageFormatsReq); swaps(&stuff->length); swapl(&stuff->port); return XvProcVector[xv_ListImageFormats] (client); -- 1.7.9.2
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