ffmpeg | branch: master | Michael Niedermayer <[email protected]> | Thu Oct 12 23:58:18 2023 +0200| [ef3b42738b8081982498f5fb6b24593996045777] | committer: Michael Niedermayer
avcodec/evc_ps: Check chroma_format_idc Fixes: out of array access Fixes: 62678/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-4858264984354816 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Reviewed-by: Kieran Kunhya <[email protected]> Signed-off-by: Michael Niedermayer <[email protected]> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=ef3b42738b8081982498f5fb6b24593996045777 --- libavcodec/evc_ps.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/libavcodec/evc_ps.c b/libavcodec/evc_ps.c index c11b92d1c5..19895d404d 100644 --- a/libavcodec/evc_ps.c +++ b/libavcodec/evc_ps.c @@ -179,6 +179,10 @@ int ff_evc_parse_sps(GetBitContext *gb, EVCParamSets *ps) // 2 - 4:2:2 // 3 - 4:4:4 sps->chroma_format_idc = get_ue_golomb_31(gb); + if (sps->chroma_format_idc > 3) { + ret = AVERROR_INVALIDDATA; + goto fail; + } sps->pic_width_in_luma_samples = get_ue_golomb_long(gb); sps->pic_height_in_luma_samples = get_ue_golomb_long(gb); _______________________________________________ ffmpeg-cvslog mailing list [email protected] https://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
