diff options
Diffstat (limited to 'source/x/x11/patch/xorg-server/xorg-server.CVE-2021-4010.6c4c53010772e3cb4cb8acd54950c8eec9c00d21.patch')
-rw-r--r-- | source/x/x11/patch/xorg-server/xorg-server.CVE-2021-4010.6c4c53010772e3cb4cb8acd54950c8eec9c00d21.patch | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/source/x/x11/patch/xorg-server/xorg-server.CVE-2021-4010.6c4c53010772e3cb4cb8acd54950c8eec9c00d21.patch b/source/x/x11/patch/xorg-server/xorg-server.CVE-2021-4010.6c4c53010772e3cb4cb8acd54950c8eec9c00d21.patch new file mode 100644 index 000000000..49e23468f --- /dev/null +++ b/source/x/x11/patch/xorg-server/xorg-server.CVE-2021-4010.6c4c53010772e3cb4cb8acd54950c8eec9c00d21.patch @@ -0,0 +1,32 @@ +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 + |