Fixes: shift exponent 62 is too large for 32-bit type 'int' Fixes: 71020/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_VVC_fuzzer-6444916325023744
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 | 3 +++ 1 file changed, 3 insertions(+) diff --git a/libavcodec/cbs_h266_syntax_template.c b/libavcodec/cbs_h266_syntax_template.c index a8f5af04d02..1c111126563 100644 --- a/libavcodec/cbs_h266_syntax_template.c +++ b/libavcodec/cbs_h266_syntax_template.c @@ -1041,6 +1041,9 @@ static int FUNC(sps_range_extension)(CodedBitstreamContext *ctx, RWContext *rw, { int err; + if (current->sps_bitdepth_minus8 < 10) + return AVERROR_INVALIDDATA; + flag(sps_extended_precision_flag); if (current->sps_transform_skip_enabled_flag) flag(sps_ts_residual_coding_rice_present_in_sh_flag); -- 2.46.1 _______________________________________________ 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".
