diff options
Diffstat (limited to 'patches/source/xorg-server/patch/xorg-server/0012-render-check-request-size-before-reading-it-CVE-2014.patch')
| -rw-r--r-- | patches/source/xorg-server/patch/xorg-server/0012-render-check-request-size-before-reading-it-CVE-2014.patch | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/patches/source/xorg-server/patch/xorg-server/0012-render-check-request-size-before-reading-it-CVE-2014.patch b/patches/source/xorg-server/patch/xorg-server/0012-render-check-request-size-before-reading-it-CVE-2014.patch new file mode 100644 index 000000000..5984f54eb --- /dev/null +++ b/patches/source/xorg-server/patch/xorg-server/0012-render-check-request-size-before-reading-it-CVE-2014.patch @@ -0,0 +1,37 @@ +From ae07a61a956c1f0ec57502cc50fbab50c78fc675 Mon Sep 17 00:00:00 2001 +From: Julien Cristau <jcristau@debian.org> +Date: Tue, 28 Oct 2014 10:30:04 +0100 +Subject: [PATCH 12/31] render: check request size before reading it + [CVE-2014-8100 1/2] + +Otherwise we may be reading outside of the client request. + +Signed-off-by: Julien Cristau <jcristau@debian.org> +Reviewed-by: Alan Coopersmith <alan.coopersmith@oracle.com> +Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com> +Signed-off-by: Fedora X Ninjas <x@fedoraproject.org> +--- + render/render.c | 4 ++-- + 1 file changed, 2 insertions(+), 2 deletions(-) + +diff --git a/render/render.c b/render/render.c +index 51f75ae..ce03b13 100644 +--- a/render/render.c ++++ b/render/render.c +@@ -276,11 +276,11 @@ ProcRenderQueryVersion(ClientPtr client) + + REQUEST(xRenderQueryVersionReq); + ++ REQUEST_SIZE_MATCH(xRenderQueryVersionReq); ++ + pRenderClient->major_version = stuff->majorVersion; + pRenderClient->minor_version = stuff->minorVersion; + +- REQUEST_SIZE_MATCH(xRenderQueryVersionReq); +- + if ((stuff->majorVersion * 1000 + stuff->minorVersion) < + (SERVER_RENDER_MAJOR_VERSION * 1000 + SERVER_RENDER_MINOR_VERSION)) { + rep.majorVersion = stuff->majorVersion; +-- +1.9.3 + |