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-rw-r--r--meta/recipes-devtools/qemu/qemu/CVE-2018-20815.patch38
1 files changed, 38 insertions, 0 deletions
diff --git a/meta/recipes-devtools/qemu/qemu/CVE-2018-20815.patch b/meta/recipes-devtools/qemu/qemu/CVE-2018-20815.patch
new file mode 100644
index 0000000000..c9508d9ba8
--- /dev/null
+++ b/meta/recipes-devtools/qemu/qemu/CVE-2018-20815.patch
@@ -0,0 +1,38 @@
+From 8bb018af1a7f2b9965f872a4b1121864e73e1b61 Mon Sep 17 00:00:00 2001
+From: Peter Maydell <peter.maydell@linaro.org>
+Date: Fri, 14 Dec 2018 13:30:52 +0000
+Subject: [PATCH] device_tree.c: Don't use load_image()
+
+The load_image() function is deprecated, as it does not let the
+caller specify how large the buffer to read the file into is.
+Instead use load_image_size().
+
+Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
+Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
+Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
+Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
+Reviewed-by: Eric Blake <eblake@redhat.com>
+Message-id: 20181130151712.2312-9-peter.maydell@linaro.org
+
+Upstream-Status: Backport [https://github.com/qemu/qemu/commit/da885fe1ee8b4589047484bd7fa05a4905b52b17]
+CVE: CVE-2018-20815
+Signed-off-by: Naveen Saini <naveen.kumar.saini@intel.com>
+---
+ device_tree.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/device_tree.c b/device_tree.c
+index 6d9c9726f6..296278e12a 100644
+--- a/device_tree.c
++++ b/device_tree.c
+@@ -91,7 +91,7 @@ void *load_device_tree(const char *filename_path, int *sizep)
+ /* First allocate space in qemu for device tree */
+ fdt = g_malloc0(dt_size);
+
+- dt_file_load_size = load_image(filename_path, fdt);
++ dt_file_load_size = load_image_size(filename_path, fdt, dt_size);
+ if (dt_file_load_size < 0) {
+ error_report("Unable to open device tree file '%s'",
+ filename_path);
+--
+2.17.1