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-rw-r--r--meta/recipes-graphics/xorg-xserver/xserver-xorg.inc2
-rw-r--r--meta/recipes-graphics/xorg-xserver/xserver-xorg/CVE-2021-4008.patch59
-rw-r--r--meta/recipes-graphics/xorg-xserver/xserver-xorg/CVE-2021-4009.patch50
-rw-r--r--meta/recipes-graphics/xorg-xserver/xserver-xorg/CVE-2021-4010.patch39
-rw-r--r--meta/recipes-graphics/xorg-xserver/xserver-xorg/CVE-2021-4011.patch40
-rw-r--r--meta/recipes-graphics/xorg-xserver/xserver-xorg_1.20.10.bb4
6 files changed, 193 insertions, 1 deletions
diff --git a/meta/recipes-graphics/xorg-xserver/xserver-xorg.inc b/meta/recipes-graphics/xorg-xserver/xserver-xorg.inc
index b3e03744c0e..497515a04af 100644
--- a/meta/recipes-graphics/xorg-xserver/xserver-xorg.inc
+++ b/meta/recipes-graphics/xorg-xserver/xserver-xorg.inc
@@ -17,7 +17,7 @@ PE = "2"
XORG_PN = "xorg-server"
SRC_URI = "${XORG_MIRROR}/individual/xserver/${XORG_PN}-${PV}.tar.bz2"
-CVE_PRODUCT = "xorg-server"
+CVE_PRODUCT = "xorg-server x_server"
S = "${WORKDIR}/${XORG_PN}-${PV}"
diff --git a/meta/recipes-graphics/xorg-xserver/xserver-xorg/CVE-2021-4008.patch b/meta/recipes-graphics/xorg-xserver/xserver-xorg/CVE-2021-4008.patch
new file mode 100644
index 00000000000..3277be01854
--- /dev/null
+++ b/meta/recipes-graphics/xorg-xserver/xserver-xorg/CVE-2021-4008.patch
@@ -0,0 +1,59 @@
+Backport patch to fix CVE-2021-4008.
+
+CVE: CVE-2021-4008
+Upstream-Status: Backport [https://gitlab.freedesktop.org/xorg/xserver/-/commit/ebce7e2]
+
+Signed-off-by: Kai Kang <kai.kang@windriver.com>
+
+From ebce7e2d80e7c80e1dda60f2f0bc886f1106ba60 Mon Sep 17 00:00:00 2001
+From: Povilas Kanapickas <povilas@radix.lt>
+Date: Tue, 14 Dec 2021 15:00:03 +0200
+Subject: [PATCH] render: Fix out of bounds access in
+ SProcRenderCompositeGlyphs()
+
+ZDI-CAN-14192, CVE-2021-4008
+
+This vulnerability was discovered and the fix was suggested by:
+Jan-Niklas Sohn working with Trend Micro Zero Day Initiative
+
+Signed-off-by: Povilas Kanapickas <povilas@radix.lt>
+---
+ render/render.c | 9 +++++++++
+ 1 file changed, 9 insertions(+)
+
+diff --git a/render/render.c b/render/render.c
+index c376090ca..456f156d4 100644
+--- a/render/render.c
++++ b/render/render.c
+@@ -2309,6 +2309,9 @@ SProcRenderCompositeGlyphs(ClientPtr client)
+
+ i = elt->len;
+ if (i == 0xff) {
++ if (buffer + 4 > end) {
++ return BadLength;
++ }
+ swapl((int *) buffer);
+ buffer += 4;
+ }
+@@ -2319,12 +2322,18 @@ SProcRenderCompositeGlyphs(ClientPtr client)
+ buffer += i;
+ break;
+ case 2:
++ if (buffer + i * 2 > end) {
++ return BadLength;
++ }
+ while (i--) {
+ swaps((short *) buffer);
+ buffer += 2;
+ }
+ break;
+ case 4:
++ if (buffer + i * 4 > end) {
++ return BadLength;
++ }
+ while (i--) {
+ swapl((int *) buffer);
+ buffer += 4;
+--
+GitLab
+
diff --git a/meta/recipes-graphics/xorg-xserver/xserver-xorg/CVE-2021-4009.patch b/meta/recipes-graphics/xorg-xserver/xserver-xorg/CVE-2021-4009.patch
new file mode 100644
index 00000000000..ddfbb43ee48
--- /dev/null
+++ b/meta/recipes-graphics/xorg-xserver/xserver-xorg/CVE-2021-4009.patch
@@ -0,0 +1,50 @@
+Backport patch to fix CVE-2021-4009.
+
+CVE: CVE-2021-4009
+Upstream-Status: Backport [https://gitlab.freedesktop.org/xorg/xserver/-/commit/b519675]
+
+Signed-off-by: Kai Kang <kai.kang@windriver.com>
+
+From b5196750099ae6ae582e1f46bd0a6dad29550e02 Mon Sep 17 00:00:00 2001
+From: Povilas Kanapickas <povilas@radix.lt>
+Date: Tue, 14 Dec 2021 15:00:01 +0200
+Subject: [PATCH] xfixes: Fix out of bounds access in
+ *ProcXFixesCreatePointerBarrier()
+
+ZDI-CAN-14950, CVE-2021-4009
+
+This vulnerability was discovered and the fix was suggested by:
+Jan-Niklas Sohn working with Trend Micro Zero Day Initiative
+
+Signed-off-by: Povilas Kanapickas <povilas@radix.lt>
+---
+ xfixes/cursor.c | 6 ++++--
+ 1 file changed, 4 insertions(+), 2 deletions(-)
+
+diff --git a/xfixes/cursor.c b/xfixes/cursor.c
+index 60580b88f..c5d4554b2 100644
+--- a/xfixes/cursor.c
++++ b/xfixes/cursor.c
+@@ -1010,7 +1010,8 @@ ProcXFixesCreatePointerBarrier(ClientPtr client)
+ {
+ REQUEST(xXFixesCreatePointerBarrierReq);
+
+- REQUEST_FIXED_SIZE(xXFixesCreatePointerBarrierReq, pad_to_int32(stuff->num_devices));
++ REQUEST_FIXED_SIZE(xXFixesCreatePointerBarrierReq,
++ pad_to_int32(stuff->num_devices * sizeof(CARD16)));
+ LEGAL_NEW_RESOURCE(stuff->barrier, client);
+
+ return XICreatePointerBarrier(client, stuff);
+@@ -1027,7 +1028,8 @@ SProcXFixesCreatePointerBarrier(ClientPtr client)
+
+ swaps(&stuff->length);
+ swaps(&stuff->num_devices);
+- REQUEST_FIXED_SIZE(xXFixesCreatePointerBarrierReq, pad_to_int32(stuff->num_devices));
++ REQUEST_FIXED_SIZE(xXFixesCreatePointerBarrierReq,
++ pad_to_int32(stuff->num_devices * sizeof(CARD16)));
+
+ swapl(&stuff->barrier);
+ swapl(&stuff->window);
+--
+GitLab
+
diff --git a/meta/recipes-graphics/xorg-xserver/xserver-xorg/CVE-2021-4010.patch b/meta/recipes-graphics/xorg-xserver/xserver-xorg/CVE-2021-4010.patch
new file mode 100644
index 00000000000..06ebe7d0778
--- /dev/null
+++ b/meta/recipes-graphics/xorg-xserver/xserver-xorg/CVE-2021-4010.patch
@@ -0,0 +1,39 @@
+Backport patch to fix CVE-2021-4010.
+
+CVE: CVE-2021-4010
+Upstream-Status: Backport [https://gitlab.freedesktop.org/xorg/xserver/-/commit/6c4c530]
+
+Signed-off-by: Kai Kang <kai.kang@windriver.com>
+
+From 6c4c53010772e3cb4cb8acd54950c8eec9c00d21 Mon Sep 17 00:00:00 2001
+From: Povilas Kanapickas <povilas@radix.lt>
+Date: Tue, 14 Dec 2021 15:00:02 +0200
+Subject: [PATCH] Xext: Fix out of bounds access in SProcScreenSaverSuspend()
+
+ZDI-CAN-14951, CVE-2021-4010
+
+This vulnerability was discovered and the fix was suggested by:
+Jan-Niklas Sohn working with Trend Micro Zero Day Initiative
+
+Signed-off-by: Povilas Kanapickas <povilas@radix.lt>
+---
+ Xext/saver.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/Xext/saver.c b/Xext/saver.c
+index 1d7e3cadf..f813ba08d 100644
+--- a/Xext/saver.c
++++ b/Xext/saver.c
+@@ -1351,8 +1351,8 @@ SProcScreenSaverSuspend(ClientPtr client)
+ REQUEST(xScreenSaverSuspendReq);
+
+ swaps(&stuff->length);
+- swapl(&stuff->suspend);
+ REQUEST_SIZE_MATCH(xScreenSaverSuspendReq);
++ swapl(&stuff->suspend);
+ return ProcScreenSaverSuspend(client);
+ }
+
+--
+GitLab
+
diff --git a/meta/recipes-graphics/xorg-xserver/xserver-xorg/CVE-2021-4011.patch b/meta/recipes-graphics/xorg-xserver/xserver-xorg/CVE-2021-4011.patch
new file mode 100644
index 00000000000..c7eb03091d9
--- /dev/null
+++ b/meta/recipes-graphics/xorg-xserver/xserver-xorg/CVE-2021-4011.patch
@@ -0,0 +1,40 @@
+Backport patch to fix CVE-2021-4011.
+
+CVE: CVE-2021-4011
+Upstream-Status: Backport [https://gitlab.freedesktop.org/xorg/xserver/-/commit/e56f61c]
+
+Signed-off-by: Kai Kang <kai.kang@windriver.com>
+
+From e56f61c79fc3cee26d83cda0f84ae56d5979f768 Mon Sep 17 00:00:00 2001
+From: Povilas Kanapickas <povilas@radix.lt>
+Date: Tue, 14 Dec 2021 15:00:00 +0200
+Subject: [PATCH] record: Fix out of bounds access in SwapCreateRegister()
+
+ZDI-CAN-14952, CVE-2021-4011
+
+This vulnerability was discovered and the fix was suggested by:
+Jan-Niklas Sohn working with Trend Micro Zero Day Initiative
+
+Signed-off-by: Povilas Kanapickas <povilas@radix.lt>
+---
+ record/record.c | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/record/record.c b/record/record.c
+index be154525d..e123867a7 100644
+--- a/record/record.c
++++ b/record/record.c
+@@ -2516,8 +2516,8 @@ SwapCreateRegister(ClientPtr client, xRecordRegisterClientsReq * stuff)
+ swapl(pClientID);
+ }
+ if (stuff->nRanges >
+- client->req_len - bytes_to_int32(sz_xRecordRegisterClientsReq)
+- - stuff->nClients)
++ (client->req_len - bytes_to_int32(sz_xRecordRegisterClientsReq)
++ - stuff->nClients) / bytes_to_int32(sz_xRecordRange))
+ return BadLength;
+ RecordSwapRanges((xRecordRange *) pClientID, stuff->nRanges);
+ return Success;
+--
+GitLab
+
diff --git a/meta/recipes-graphics/xorg-xserver/xserver-xorg_1.20.10.bb b/meta/recipes-graphics/xorg-xserver/xserver-xorg_1.20.10.bb
index e0551fa9996..58f1eb328ed 100644
--- a/meta/recipes-graphics/xorg-xserver/xserver-xorg_1.20.10.bb
+++ b/meta/recipes-graphics/xorg-xserver/xserver-xorg_1.20.10.bb
@@ -9,6 +9,10 @@ SRC_URI += "file://0001-xf86pciBus.c-use-Intel-ddx-only-for-pre-gen4-hardwar.pat
file://0001-Fix-segfault-on-probing-a-non-PCI-platform-device-on.patch \
file://CVE-2021-3472.patch \
file://0001-hw-xwayland-Makefile.am-fix-build-without-glx.patch \
+ file://CVE-2021-4008.patch \
+ file://CVE-2021-4009.patch \
+ file://CVE-2021-4010.patch \
+ file://CVE-2021-4011.patch \
"
SRC_URI[sha256sum] = "977420c082450dc808de301ef56af4856d653eea71519a973c3490a780cb7c99"