X-Git-Url: https://git.videolan.org/?p=ffmpeg.git;a=blobdiff_plain;f=libavcodec%2Fffv1.c;h=a31f2786ee6ca07042aff02636745f38a6466fea;hp=378b55b2366beef1ebb2a45d348dfecbdab8e0ec;hb=b1db33159fdc2da4bdd8c75e4ff9a7dd0ef2f0c2;hpb=ea78a348d86a3a733f6c1e0a65cfdd8283d924b9 diff --git a/libavcodec/ffv1.c b/libavcodec/ffv1.c index 378b55b236..a31f2786ee 100644 --- a/libavcodec/ffv1.c +++ b/libavcodec/ffv1.c @@ -194,6 +194,10 @@ av_cold int ffv1_init_slice_contexts(FFV1Context *f) int i; f->slice_count = f->num_h_slices * f->num_v_slices; + if (f->slice_count <= 0) { + av_log(f->avctx, AV_LOG_ERROR, "Invalid number of slices\n"); + return AVERROR(EINVAL); + } for (i = 0; i < f->slice_count; i++) { FFV1Context *fs = av_mallocz(sizeof(*fs));