diff options
Diffstat (limited to 'source/x/x11/patch/xorg-server/xorg-server.CVE-2021-4009.b5196750099ae6ae582e1f46bd0a6dad29550e02.patch')
-rw-r--r-- | source/x/x11/patch/xorg-server/xorg-server.CVE-2021-4009.b5196750099ae6ae582e1f46bd0a6dad29550e02.patch | 43 |
1 files changed, 0 insertions, 43 deletions
diff --git a/source/x/x11/patch/xorg-server/xorg-server.CVE-2021-4009.b5196750099ae6ae582e1f46bd0a6dad29550e02.patch b/source/x/x11/patch/xorg-server/xorg-server.CVE-2021-4009.b5196750099ae6ae582e1f46bd0a6dad29550e02.patch deleted file mode 100644 index 9a5c3feb..00000000 --- a/source/x/x11/patch/xorg-server/xorg-server.CVE-2021-4009.b5196750099ae6ae582e1f46bd0a6dad29550e02.patch +++ /dev/null @@ -1,43 +0,0 @@ -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 - |