On Thu, Sep 19, 2013 at 05:09:10PM +0300, Martin Storsjö wrote: > If the height is zero, the decompression will probably end up > failing due to not fitting into the allocated buffer later > anyway, so this doesn't need any more elaborate check. > > Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind > CC: libav-sta...@libav.org > --- > libavcodec/svq3.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/libavcodec/svq3.c b/libavcodec/svq3.c > index 82fa632..a345788 100644 > --- a/libavcodec/svq3.c > +++ b/libavcodec/svq3.c > @@ -980,7 +980,8 @@ static av_cold int svq3_decode_init(AVCodecContext *avctx) > int offset = get_bits_count(&gb) + 7 >> 3; > uint8_t *buf; > > - if ((uint64_t)watermark_width * 4 > UINT_MAX / watermark_height) > + if (watermark_height > 0 && > + (uint64_t)watermark_width * 4 > UINT_MAX / watermark_height) > return -1; > > buf = av_malloc(buf_len); > --
looks OK _______________________________________________ libav-devel mailing list libav-devel@libav.org https://lists.libav.org/mailman/listinfo/libav-devel