From c19b58d09070aa54eb7458b0377bd4bd975e539d Mon Sep 17 00:00:00 2001 From: Mihai Moldovan Date: Tue, 26 May 2015 18:00:00 +0200 Subject: Security fixes: X.Org CVE-2014-8100: v3: port to NXrender.c rather than render.c (Mike DePaulo) v4: backport v3 to nx-libs 3.5.0.x (Mihai Moldovan) Changes: - 1027-render-check-request-size-before-reading-it-CVE.full.patch --- ...k-request-size-before-reading-it-CVE.full.patch | 24 ++++++++++++++++------ 1 file changed, 18 insertions(+), 6 deletions(-) diff --git a/debian/patches/1027-render-check-request-size-before-reading-it-CVE.full.patch b/debian/patches/1027-render-check-request-size-before-reading-it-CVE.full.patch index 9540ddeda..7e8fe352f 100644 --- a/debian/patches/1027-render-check-request-size-before-reading-it-CVE.full.patch +++ b/debian/patches/1027-render-check-request-size-before-reading-it-CVE.full.patch @@ -7,6 +7,8 @@ Subject: [PATCH 27/40] render: check request size before reading it Otherwise we may be reading outside of the client request. v2: backport to nx-libs 3.6.x (Mike DePaulo) +v3: port to NXrender.c rather than render.c (Mike DePaulo) +v4: backport v3 to nx-libs 3.5.0.x (Mihai Moldovan) Signed-off-by: Julien Cristau Reviewed-by: Alan Coopersmith @@ -18,11 +20,24 @@ Conflicts: nx-X11/programs/Xserver/render/render.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) -diff --git a/nx-X11/programs/Xserver/render/render.c b/nx-X11/programs/Xserver/render/render.c -index d25d497..ebbce81 100644 --- a/nx-X11/programs/Xserver/render/render.c +++ b/nx-X11/programs/Xserver/render/render.c -@@ -283,10 +283,11 @@ ProcRenderQueryVersion (ClientPtr client) +@@ -283,10 +283,11 @@ ProcRenderQueryVersion (ClientPtr client + register int n; + REQUEST(xRenderQueryVersionReq); + ++ REQUEST_SIZE_MATCH(xRenderQueryVersionReq); ++ + pRenderClient->major_version = stuff->majorVersion; + pRenderClient->minor_version = stuff->minorVersion; + +- REQUEST_SIZE_MATCH(xRenderQueryVersionReq); + rep.type = X_Reply; + rep.length = 0; + rep.sequenceNumber = client->sequence; +--- a/nx-X11/programs/Xserver/hw/nxagent/NXrender.c ++++ b/nx-X11/programs/Xserver/hw/nxagent/NXrender.c +@@ -326,10 +326,11 @@ ProcRenderQueryVersion (ClientPtr client register int n; REQUEST(xRenderQueryVersionReq); @@ -35,6 +50,3 @@ index d25d497..ebbce81 100644 rep.type = X_Reply; rep.length = 0; rep.sequenceNumber = client->sequence; --- -2.1.4 - -- cgit v1.2.3