summaryrefslogtreecommitdiffstats
path: root/meta/recipes-multimedia/gstreamer/gst-ffmpeg-0.10.13/0001-aacdec-check-channel-count.patch
diff options
context:
space:
mode:
Diffstat (limited to 'meta/recipes-multimedia/gstreamer/gst-ffmpeg-0.10.13/0001-aacdec-check-channel-count.patch')
-rw-r--r--meta/recipes-multimedia/gstreamer/gst-ffmpeg-0.10.13/0001-aacdec-check-channel-count.patch34
1 files changed, 34 insertions, 0 deletions
diff --git a/meta/recipes-multimedia/gstreamer/gst-ffmpeg-0.10.13/0001-aacdec-check-channel-count.patch b/meta/recipes-multimedia/gstreamer/gst-ffmpeg-0.10.13/0001-aacdec-check-channel-count.patch
new file mode 100644
index 0000000000..7da0e14525
--- /dev/null
+++ b/meta/recipes-multimedia/gstreamer/gst-ffmpeg-0.10.13/0001-aacdec-check-channel-count.patch
@@ -0,0 +1,34 @@
1gst-ffmpeg: aacdec: check channel count
2
3Prevent out of array accesses
4
5Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
6Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
7(cherry picked from commit 96f452ac647dae33c53c242ef3266b65a9beafb6)
8
9Upstream-Status: Backport
10
11Signed-off-by: Yue Tao <yue.tao@windriver.com>
12---
13 libavcodec/aacdec.c | 5 +++++
14 1 files changed, 5 insertions(+), 0 deletions(-)
15
16diff --git a/libavcodec/aacdec.c b/libavcodec/aacdec.c
17index 239153a..6c17c33 100644
18--- a/gst-libs/ext/libav/libavcodec/aacdec.c
19+++ b/gst-libs/ext/libav/libavcodec/aacdec.c
20@@ -914,6 +914,11 @@ static av_cold int aac_decode_init(AVCodecContext *avctx)
21 }
22 }
23
24+ if (avctx->channels > MAX_CHANNELS) {
25+ av_log(avctx, AV_LOG_ERROR, "Too many channels\n");
26+ return AVERROR_INVALIDDATA;
27+ }
28+
29 AAC_INIT_VLC_STATIC( 0, 304);
30 AAC_INIT_VLC_STATIC( 1, 270);
31 AAC_INIT_VLC_STATIC( 2, 550);
32--
331.7.5.4
34