Module: libav
Branch: release/9
Commit: 116aa30db4ae28f0b67cb2861ea534bfb840f3bc
Author: Luca Barbato <lu_z...@gentoo.org>
Committer: Luca Barbato <lu_z...@gentoo.org>
Date: Sun Jul 28 18:24:15 2013 +0200
xl: Make sure the width is valid
CC: libav-sta...@libav.org
Signed-off-by: Luca Barbato <lu_z...@gentoo.org>
---
libavcodec/xl.c | 5 +++++
1 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/libavcodec/xl.c b/libavcodec/xl.c
index 1cadeab..240339e 100644
--- a/libavcodec/xl.c
+++ b/libavcodec/xl.c
@@ -71,6 +71,11 @@ static int decode_frame(AVCodecContext *avctx,
stride = avctx->width - 4;
+ if (avctx->width % 4) {
+ av_log(avctx, AV_LOG_ERROR, "Width not a multiple of 4.\n");
+ return AVERROR_INVALIDDATA;
+ }
+
if (buf_size < avctx->width * avctx->height) {
av_log(avctx, AV_LOG_ERROR, "Packet is too small\n");
return AVERROR_INVALIDDATA;
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