On 06/30/2012 05:15 PM, Martin Storsjö wrote: > From: Michael Niedermayer <[email protected]> > > This fixes crashes with invalid files. > > Based on patch by Piotr Bandurski. > --- > libavcodec/wmadec.c | 5 +++++ > 1 file changed, 5 insertions(+) > > diff --git a/libavcodec/wmadec.c b/libavcodec/wmadec.c > index a730059..4fdfe74 100644 > --- a/libavcodec/wmadec.c > +++ b/libavcodec/wmadec.c > @@ -102,6 +102,11 @@ static int wma_decode_init(AVCodecContext * avctx) > s->use_bit_reservoir = flags2 & 0x0002; > s->use_variable_block_len = flags2 & 0x0004; > > + if (avctx->channels > MAX_CHANNELS) { > + av_log(avctx, AV_LOG_ERROR, "Invalid number of channels (%d)\n", > avctx->channels); > + return AVERROR(EINVAL); > + } > + > if(ff_wma_init(avctx, flags2)<0)
wma_init has similar checks in place, might be better move it here? lu -- Luca Barbato Gentoo/linux http://dev.gentoo.org/~lu_zero _______________________________________________ libav-devel mailing list [email protected] https://lists.libav.org/mailman/listinfo/libav-devel
