ffmpeg | branch: master | Michael Niedermayer <[email protected]> | Fri Sep 17 21:51:06 2021 +0200| [db18f29b33a060b3ce0fc7ac7d215aeb3506c0ae] | committer: Michael Niedermayer
avcodec/siren: Check index for catergory5 Fixes: out of array access Fixes: 38603/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MSNSIREN_fuzzer-5741847809490944.fuzz Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Reviewed-by: Peter Ross <[email protected]> Signed-off-by: Michael Niedermayer <[email protected]> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=db18f29b33a060b3ce0fc7ac7d215aeb3506c0ae --- libavcodec/siren.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/libavcodec/siren.c b/libavcodec/siren.c index 2161b29a2c..7f2b467860 100644 --- a/libavcodec/siren.c +++ b/libavcodec/siren.c @@ -648,6 +648,10 @@ static int decode_vector(SirenContext *s, int number_of_regions, } coefs_ptr++; } + if (i >= FF_ARRAY_ELEMS(noise_category5)) { + error = 1; + break; + } noise = decoder_standard_deviation[region] * noise_category5[i]; } else _______________________________________________ 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".
