Fixes: out of array access Fixes: 67021/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-4883576579489792
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_h266_syntax_template.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/libavcodec/cbs_h266_syntax_template.c b/libavcodec/cbs_h266_syntax_template.c index 49fb12ba77..0aae9fdfd5 100644 --- a/libavcodec/cbs_h266_syntax_template.c +++ b/libavcodec/cbs_h266_syntax_template.c @@ -2072,6 +2072,8 @@ static int FUNC(pps) (CodedBitstreamContext *ctx, RWContext *rw, tile_x = tile_idx % current->num_tile_columns; tile_y = tile_idx / current->num_tile_columns; + if (tile_y >= current->num_tile_rows) + return AVERROR_INVALIDDATA; ctu_x = 0, ctu_y = 0; for (j = 0; j < tile_x; j++) { -- 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".
