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From dd7ac54c7ed15cdc63626abb534c0e1434f37dec Mon Sep 17 00:00:00 2001
From: Adam Jackson <ajax@redhat.com>
Date: Mon, 10 Nov 2014 12:13:46 -0500
Subject: [PATCH 27/31] glx: Length-checking for non-generated vendor private
requests [CVE-2014-8098 6/8]
Reviewed-by: Keith Packard <keithp@keithp.com>
Reviewed-by: Michal Srb <msrb@suse.com>
Reviewed-by: Andy Ritger <aritger@nvidia.com>
Signed-off-by: Adam Jackson <ajax@redhat.com>
Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com>
Signed-off-by: Fedora X Ninjas <x@fedoraproject.org>
---
glx/indirect_program.c | 2 ++
glx/swap_interval.c | 2 ++
2 files changed, 4 insertions(+)
diff --git a/glx/indirect_program.c b/glx/indirect_program.c
index 0114d73..efd0027 100644
--- a/glx/indirect_program.c
+++ b/glx/indirect_program.c
@@ -69,6 +69,8 @@ DoGetProgramString(struct __GLXclientStateRec *cl, GLbyte * pc,
__GLXcontext *const cx = __glXForceCurrent(cl, req->contextTag, &error);
ClientPtr client = cl->client;
+ REQUEST_FIXED_SIZE(xGLXVendorPrivateWithReplyReq, 8);
+
pc += __GLX_VENDPRIV_HDR_SIZE;
if (cx != NULL) {
GLenum target;
diff --git a/glx/swap_interval.c b/glx/swap_interval.c
index 7533d26..90636f1 100644
--- a/glx/swap_interval.c
+++ b/glx/swap_interval.c
@@ -50,6 +50,8 @@ DoSwapInterval(__GLXclientState * cl, GLbyte * pc, int do_swap)
__GLXcontext *cx;
GLint interval;
+ REQUEST_FIXED_SIZE(xGLXVendorPrivateReq, 4);
+
cx = __glXLookupContextByTag(cl, tag);
if ((cx == NULL) || (cx->pGlxScreen == NULL)) {
--
1.9.3
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