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| author | Aneesh Dogra <lionaneesh@gmail.com> | 2011-12-20 00:00:30 +0530 |
|---|---|---|
| committer | Martin Storsjö <martin@martin.st> | 2011-12-19 20:36:26 +0200 |
| commit | 00aad121d8a6f365641345a8321bdaac1ff80649 (patch) | |
| tree | 17ba1f67014325d4463262ab97cb3a412472d95c /libavcodec | |
| parent | 1c668624725318b62e1ce9adfdbd0417da0a1633 (diff) | |
| download | ffmpeg-00aad121d8a6f365641345a8321bdaac1ff80649.tar.gz | |
xl: Fix overreads
Signed-off-by: Martin Storsjö <martin@martin.st>
Diffstat (limited to 'libavcodec')
| -rw-r--r-- | libavcodec/xl.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/libavcodec/xl.c b/libavcodec/xl.c index 197b0c24a2..0ebc9467e0 100644 --- a/libavcodec/xl.c +++ b/libavcodec/xl.c @@ -68,6 +68,12 @@ static int decode_frame(AVCodecContext *avctx, V = a->pic.data[2]; stride = avctx->width - 4; + + if (buf_size < avctx->width * avctx->height) { + av_log(avctx, AV_LOG_ERROR, "Packet is too small\n"); + return AVERROR_INVALIDDATA; + } + for (i = 0; i < avctx->height; i++) { /* lines are stored in reversed order */ buf += stride; |