package/x11r7/xserver_xorg-server: bump version to 1.20.10
Release notes: https://lists.x.org/archives/xorg-announce/2020-December/003067.html Remove patches which were applied upstream. Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de> Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>2021.05.x
Bernd Kuhls
Thomas Petazzoni
parent
04fa606640
commit
5f6e3c0962
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@ -1,100 +0,0 @@
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From 87c64fc5b0db9f62f4e361444f4b60501ebf67b9 Mon Sep 17 00:00:00 2001
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From: Matthieu Herrb <matthieu@herrb.eu>
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Date: Sun, 11 Oct 2020 17:05:09 +0200
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Subject: [PATCH] Fix XkbSetDeviceInfo() and SetDeviceIndicators() heap
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overflows
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ZDI-CAN 11389 / CVE-2020-25712
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This vulnerability was discovered by:
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Jan-Niklas Sohn working with Trend Micro Zero Day Initiative
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Signed-off-by: Matthieu Herrb <matthieu@herrb.eu>
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Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
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---
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xkb/xkb.c | 26 +++++++++++++++++++++++---
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1 file changed, 23 insertions(+), 3 deletions(-)
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diff --git a/xkb/xkb.c b/xkb/xkb.c
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index 8e016cd74..f54cc97f8 100644
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--- a/xkb/xkb.c
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+++ b/xkb/xkb.c
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@@ -6536,7 +6536,9 @@ SetDeviceIndicators(char *wire,
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unsigned changed,
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int num,
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int *status_rtrn,
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- ClientPtr client, xkbExtensionDeviceNotify * ev)
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+ ClientPtr client,
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+ xkbExtensionDeviceNotify * ev,
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+ xkbSetDeviceInfoReq * stuff)
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{
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xkbDeviceLedsWireDesc *ledWire;
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int i;
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@@ -6557,6 +6559,11 @@ SetDeviceIndicators(char *wire,
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xkbIndicatorMapWireDesc *mapWire;
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XkbSrvLedInfoPtr sli;
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+ if (!_XkbCheckRequestBounds(client, stuff, ledWire, ledWire + 1)) {
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+ *status_rtrn = BadLength;
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+ return (char *) ledWire;
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+ }
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+
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namec = mapc = statec = 0;
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sli = XkbFindSrvLedInfo(dev, ledWire->ledClass, ledWire->ledID,
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XkbXI_IndicatorMapsMask);
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@@ -6575,6 +6582,10 @@ SetDeviceIndicators(char *wire,
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memset((char *) sli->names, 0, XkbNumIndicators * sizeof(Atom));
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for (n = 0, bit = 1; n < XkbNumIndicators; n++, bit <<= 1) {
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if (ledWire->namesPresent & bit) {
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+ if (!_XkbCheckRequestBounds(client, stuff, atomWire, atomWire + 1)) {
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+ *status_rtrn = BadLength;
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+ return (char *) atomWire;
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+ }
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sli->names[n] = (Atom) *atomWire;
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if (sli->names[n] == None)
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ledWire->namesPresent &= ~bit;
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@@ -6592,6 +6603,10 @@ SetDeviceIndicators(char *wire,
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if (ledWire->mapsPresent) {
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for (n = 0, bit = 1; n < XkbNumIndicators; n++, bit <<= 1) {
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if (ledWire->mapsPresent & bit) {
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+ if (!_XkbCheckRequestBounds(client, stuff, mapWire, mapWire + 1)) {
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+ *status_rtrn = BadLength;
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+ return (char *) mapWire;
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+ }
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sli->maps[n].flags = mapWire->flags;
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sli->maps[n].which_groups = mapWire->whichGroups;
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sli->maps[n].groups = mapWire->groups;
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@@ -6671,7 +6686,7 @@ _XkbSetDeviceInfoCheck(ClientPtr client, DeviceIntPtr dev,
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ed.deviceID = dev->id;
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wire = (char *) &stuff[1];
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if (stuff->change & XkbXI_ButtonActionsMask) {
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- int nBtns, sz, i;
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+ int nBtns, sz, i;
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XkbAction *acts;
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DeviceIntPtr kbd;
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@@ -6683,7 +6698,11 @@ _XkbSetDeviceInfoCheck(ClientPtr client, DeviceIntPtr dev,
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return BadAlloc;
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dev->button->xkb_acts = acts;
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}
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+ if (stuff->firstBtn + stuff->nBtns > nBtns)
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+ return BadValue;
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sz = stuff->nBtns * SIZEOF(xkbActionWireDesc);
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+ if (!_XkbCheckRequestBounds(client, stuff, wire, (char *) wire + sz))
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+ return BadLength;
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memcpy((char *) &acts[stuff->firstBtn], (char *) wire, sz);
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wire += sz;
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ed.reason |= XkbXI_ButtonActionsMask;
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@@ -6704,7 +6723,8 @@ _XkbSetDeviceInfoCheck(ClientPtr client, DeviceIntPtr dev,
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int status = Success;
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wire = SetDeviceIndicators(wire, dev, stuff->change,
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- stuff->nDeviceLedFBs, &status, client, &ed);
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+ stuff->nDeviceLedFBs, &status, client, &ed,
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+ stuff);
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if (status != Success)
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return status;
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}
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--
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2.20.1
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@ -1,131 +0,0 @@
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From 446ff2d3177087b8173fa779fa5b77a2a128988b Mon Sep 17 00:00:00 2001
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From: Matthieu Herrb <matthieu@herrb.eu>
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Date: Thu, 12 Nov 2020 19:15:07 +0100
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Subject: [PATCH] Check SetMap request length carefully.
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Avoid out of bounds memory accesses on too short request.
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ZDI-CAN 11572 / CVE-2020-14360
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This vulnerability was discovered by:
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Jan-Niklas Sohn working with Trend Micro Zero Day Initiative
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Signed-off-by: Matthieu Herrb <matthieu@herrb.eu>
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Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
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---
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xkb/xkb.c | 92 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
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1 file changed, 92 insertions(+)
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diff --git a/xkb/xkb.c b/xkb/xkb.c
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index f54cc97f8..d056c698c 100644
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--- a/xkb/xkb.c
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+++ b/xkb/xkb.c
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@@ -2382,6 +2382,93 @@ SetVirtualModMap(XkbSrvInfoPtr xkbi,
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return (char *) wire;
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}
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+#define _add_check_len(new) \
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+ if (len > UINT32_MAX - (new) || len > req_len - (new)) goto bad; \
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+ else len += new
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+
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+/**
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+ * Check the length of the SetMap request
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+ */
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+static int
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+_XkbSetMapCheckLength(xkbSetMapReq *req)
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+{
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+ size_t len = sz_xkbSetMapReq, req_len = req->length << 2;
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+ xkbKeyTypeWireDesc *keytype;
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+ xkbSymMapWireDesc *symmap;
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+ BOOL preserve;
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+ int i, map_count, nSyms;
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+
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+ if (req_len < len)
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+ goto bad;
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+ /* types */
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+ if (req->present & XkbKeyTypesMask) {
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+ keytype = (xkbKeyTypeWireDesc *)(req + 1);
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+ for (i = 0; i < req->nTypes; i++) {
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+ _add_check_len(XkbPaddedSize(sz_xkbKeyTypeWireDesc));
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+ if (req->flags & XkbSetMapResizeTypes) {
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+ _add_check_len(keytype->nMapEntries
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+ * sz_xkbKTSetMapEntryWireDesc);
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+ preserve = keytype->preserve;
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+ map_count = keytype->nMapEntries;
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+ if (preserve) {
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+ _add_check_len(map_count * sz_xkbModsWireDesc);
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+ }
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+ keytype += 1;
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+ keytype = (xkbKeyTypeWireDesc *)
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+ ((xkbKTSetMapEntryWireDesc *)keytype + map_count);
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+ if (preserve)
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+ keytype = (xkbKeyTypeWireDesc *)
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+ ((xkbModsWireDesc *)keytype + map_count);
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+ }
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+ }
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+ }
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+ /* syms */
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+ if (req->present & XkbKeySymsMask) {
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+ symmap = (xkbSymMapWireDesc *)((char *)req + len);
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+ for (i = 0; i < req->nKeySyms; i++) {
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+ _add_check_len(sz_xkbSymMapWireDesc);
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+ nSyms = symmap->nSyms;
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+ _add_check_len(nSyms*sizeof(CARD32));
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+ symmap += 1;
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+ symmap = (xkbSymMapWireDesc *)((CARD32 *)symmap + nSyms);
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+ }
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+ }
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+ /* actions */
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+ if (req->present & XkbKeyActionsMask) {
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+ _add_check_len(req->totalActs * sz_xkbActionWireDesc
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+ + XkbPaddedSize(req->nKeyActs));
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+ }
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+ /* behaviours */
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+ if (req->present & XkbKeyBehaviorsMask) {
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+ _add_check_len(req->totalKeyBehaviors * sz_xkbBehaviorWireDesc);
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+ }
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+ /* vmods */
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+ if (req->present & XkbVirtualModsMask) {
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+ _add_check_len(XkbPaddedSize(Ones(req->virtualMods)));
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+ }
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+ /* explicit */
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+ if (req->present & XkbExplicitComponentsMask) {
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+ /* two bytes per non-zero explicit componen */
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+ _add_check_len(XkbPaddedSize(req->totalKeyExplicit * sizeof(CARD16)));
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+ }
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+ /* modmap */
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+ if (req->present & XkbModifierMapMask) {
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+ /* two bytes per non-zero modmap component */
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+ _add_check_len(XkbPaddedSize(req->totalModMapKeys * sizeof(CARD16)));
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+ }
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+ /* vmodmap */
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+ if (req->present & XkbVirtualModMapMask) {
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+ _add_check_len(req->totalVModMapKeys * sz_xkbVModMapWireDesc);
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+ }
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+ if (len == req_len)
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+ return Success;
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+bad:
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+ ErrorF("[xkb] BOGUS LENGTH in SetMap: expected %ld got %ld\n",
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+ len, req_len);
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+ return BadLength;
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+}
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+
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+
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/**
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* Check if the given request can be applied to the given device but don't
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* actually do anything, except swap values when client->swapped and doswap are both true.
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@@ -2642,6 +2729,11 @@ ProcXkbSetMap(ClientPtr client)
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CHK_KBD_DEVICE(dev, stuff->deviceSpec, client, DixManageAccess);
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CHK_MASK_LEGAL(0x01, stuff->present, XkbAllMapComponentsMask);
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+ /* first verify the request length carefully */
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+ rc = _XkbSetMapCheckLength(stuff);
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+ if (rc != Success)
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+ return rc;
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+
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tmp = (char *) &stuff[1];
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/* Check if we can to the SetMap on the requested device. If this
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--
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2.20.1
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@ -1,6 +1,6 @@
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# From https://lists.x.org/archives/xorg-announce/2020-August/003059.html
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sha256 e219f2e0dfe455467939149d7cd2ee53b79b512cc1d2094ae4f5c9ed9ccd3571 xorg-server-1.20.9.tar.bz2
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sha512 d9b5f93e1b9763a89187d8b272aa7d4ce9709641b8539f4536708af153310e5a4931bffd4229c51a3b0e3b12da7838750aa71b635751fb4c0bb27438cce4e5e6 xorg-server-1.20.9.tar.bz2
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# From https://lists.x.org/archives/xorg-announce/2020-December/003067.html
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sha256 977420c082450dc808de301ef56af4856d653eea71519a973c3490a780cb7c99 xorg-server-1.20.10.tar.bz2
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sha512 a07bee380bb72f2117fe6f831a6e4aded19bea1f2b36e42a019a30348e98d6fe65c0617cf819be9c6b405502f88cafb829df30aab32393774b71f1418a4cefae xorg-server-1.20.10.tar.bz2
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# Locally calculated
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sha256 4cc0447a22635c7b2f1a93fec4aa94f1970fadeb72a063de006b51cf4963a06f COPYING
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@ -4,7 +4,7 @@
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#
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################################################################################
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XSERVER_XORG_SERVER_VERSION = 1.20.9
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XSERVER_XORG_SERVER_VERSION = 1.20.10
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XSERVER_XORG_SERVER_SOURCE = xorg-server-$(XSERVER_XORG_SERVER_VERSION).tar.bz2
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XSERVER_XORG_SERVER_SITE = https://xorg.freedesktop.org/archive/individual/xserver
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XSERVER_XORG_SERVER_LICENSE = MIT
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