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authorAdam Jackson <ajax@redhat.com>2014-11-10 12:13:46 -0500
committerAlan Coopersmith <alan.coopersmith@oracle.com>2014-12-08 18:09:50 -0800
commit44ba149f28ece93c2fbfc9cc980588de5322dd4b (patch)
tree36c9758b2a8139e79b771db30b20942ec44bdb0a
parentafe177020d1fb776c6163f21eddc82cb185b95ca (diff)
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>
-rw-r--r--glx/indirect_program.c2
-rw-r--r--glx/swap_interval.c2
2 files changed, 4 insertions, 0 deletions
diff --git a/glx/indirect_program.c b/glx/indirect_program.c
index cda139ee6..5caee7b2a 100644
--- a/glx/indirect_program.c
+++ b/glx/indirect_program.c
@@ -56,6 +56,8 @@ 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 17bc99207..232055080 100644
--- a/glx/swap_interval.c
+++ b/glx/swap_interval.c
@@ -46,6 +46,8 @@ 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)) {