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Diffstat (limited to 'meta/recipes-multimedia/gstreamer/gst-ffmpeg-0.10.13/0001-avcodec-smc-fix-off-by-1-error.patch')
-rw-r--r--meta/recipes-multimedia/gstreamer/gst-ffmpeg-0.10.13/0001-avcodec-smc-fix-off-by-1-error.patch32
1 files changed, 32 insertions, 0 deletions
diff --git a/meta/recipes-multimedia/gstreamer/gst-ffmpeg-0.10.13/0001-avcodec-smc-fix-off-by-1-error.patch b/meta/recipes-multimedia/gstreamer/gst-ffmpeg-0.10.13/0001-avcodec-smc-fix-off-by-1-error.patch
new file mode 100644
index 0000000000..3ca6fc4dc5
--- /dev/null
+++ b/meta/recipes-multimedia/gstreamer/gst-ffmpeg-0.10.13/0001-avcodec-smc-fix-off-by-1-error.patch
@@ -0,0 +1,32 @@
+From c17a0ad1df15a94d0b1239adc2afb593bdf0a153 Mon Sep 17 00:00:00 2001
+From: Michael Niedermayer <michaelni@gmx.at>
+Date: Fri, 3 Oct 2014 22:50:45 +0200
+Subject: [PATCH 1/2] avcodec/smc: fix off by 1 error
+
+Upstream-Status: Backport
+
+Fixes out of array access
+Fixes: asan_heap-oob_1685bf0_5_asan_heap-oob_1f35116_430_smc.mov
+
+Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
+Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
+---
+ libavcodec/smc.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/gst-libs/ext/libav/libavcodec/smc.c b/gst-libs/ext/libav/libavcodec/smc.c
+index 3cd5e53..dec9f71 100644
+--- a/gst-libs/ext/libav/libavcodec/smc.c
++++ b/gst-libs/ext/libav/libavcodec/smc.c
+@@ -69,7 +69,7 @@ typedef struct SmcContext {
+ row_ptr += stride * 4; \
+ } \
+ total_blocks--; \
+- if (total_blocks < 0) \
++ if (total_blocks < 0 + !!n_blocks) \
+ { \
+ av_log(s->avctx, AV_LOG_INFO, "warning: block counter just went negative (this should not happen)\n"); \
+ return; \
+--
+2.1.0
+