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-rw-r--r--meta/recipes-multimedia/libpng/libpng/CVE-2019-7317.patch20
1 files changed, 20 insertions, 0 deletions
diff --git a/meta/recipes-multimedia/libpng/libpng/CVE-2019-7317.patch b/meta/recipes-multimedia/libpng/libpng/CVE-2019-7317.patch
new file mode 100644
index 0000000000..6ee1f8da30
--- /dev/null
+++ b/meta/recipes-multimedia/libpng/libpng/CVE-2019-7317.patch
@@ -0,0 +1,20 @@
+Use-after-free detected with static analysis.
+
+CVE: CVE-2019-7317
+Upstream-Status: Submitted [https://github.com/glennrp/libpng/issues/275]
+Signed-off-by: Ross Burton <ross.burton@intel.com>
+
+diff --git a/png.c b/png.c
+index 9d9926f638..efd1aecfbd 100644
+--- a/png.c
++++ b/png.c
+@@ -4588,8 +4588,7 @@ png_image_free(png_imagep image)
+ if (image != NULL && image->opaque != NULL &&
+ image->opaque->error_buf == NULL)
+ {
+- /* Ignore errors here: */
+- (void)png_safe_execute(image, png_image_free_function, image);
++ png_image_free_function(image);
+ image->opaque = NULL;
+ }
+ }