The limit is based on hevcdec.c Fixes: 20854/clusterfuzz-testcase-minimized-ffmpeg_BSF_HEVC_METADATA_fuzzer-5160442882424832 Fixes: out of array access
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> --- libavcodec/cbs_h265_syntax_template.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/cbs_h265_syntax_template.c b/libavcodec/cbs_h265_syntax_template.c index 180a045c34..b74b9648c3 100644 --- a/libavcodec/cbs_h265_syntax_template.c +++ b/libavcodec/cbs_h265_syntax_template.c @@ -1367,7 +1367,7 @@ static int FUNC(slice_segment_header)(CodedBitstreamContext *ctx, RWContext *rw, infer(num_long_term_sps, 0); idx_size = 0; } - ue(num_long_term_pics, 0, HEVC_MAX_LONG_TERM_REF_PICS); + ue(num_long_term_pics, 0, FFMIN(HEVC_MAX_LONG_TERM_REF_PICS, FF_ARRAY_ELEMS(current->poc_lsb_lt) - current->num_long_term_sps)); for (i = 0; i < current->num_long_term_sps + current->num_long_term_pics; i++) { -- 2.17.1 _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".