diff options
Diffstat (limited to 'libavcodec/hevcdec.c')
-rw-r--r-- | libavcodec/hevcdec.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/libavcodec/hevcdec.c b/libavcodec/hevcdec.c index a3b5c8cb71..10bf2563c0 100644 --- a/libavcodec/hevcdec.c +++ b/libavcodec/hevcdec.c @@ -2942,6 +2942,7 @@ static int decode_nal_unit(HEVCContext *s, const H2645NAL *nal) s->max_ra = INT_MIN; } + s->overlap ++; ret = hevc_frame_start(s); if (ret < 0) return ret; @@ -3020,6 +3021,7 @@ static int decode_nal_units(HEVCContext *s, const uint8_t *buf, int length) s->ref = NULL; s->last_eos = s->eos; s->eos = 0; + s->overlap = 0; /* split the input packet into NAL units, so we know the upper bound on the * number of slices in the frame */ @@ -3054,6 +3056,8 @@ static int decode_nal_units(HEVCContext *s, const uint8_t *buf, int length) continue; ret = decode_nal_unit(s, nal); + if (ret >= 0 && s->overlap > 2) + ret = AVERROR_INVALIDDATA; if (ret < 0) { av_log(s->avctx, AV_LOG_WARNING, "Error parsing NAL unit #%d.\n", i); |