Fixes: left shift of 192 by 24 places cannot be represented in type 'int' Fixes: 49577/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MP1FLOAT_fuzzer-5205996678545408
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> --- libavcodec/mpegaudiodec_template.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/mpegaudiodec_template.c b/libavcodec/mpegaudiodec_template.c index a28cac9867..a711154a3c 100644 --- a/libavcodec/mpegaudiodec_template.c +++ b/libavcodec/mpegaudiodec_template.c @@ -374,7 +374,7 @@ static int handle_crc(MPADecodeContext *s, int sec_len) crc_val = av_crc(crc_tab, crc_val, &buf[6], sec_byte_len); AV_WB32(tmp_buf, - ((buf[6 + sec_byte_len] & (0xFF00 >> sec_rem_bits)) << 24) + + ((buf[6 + sec_byte_len] & (0xFF00U >> sec_rem_bits)) << 24) + ((s->crc << 16) >> sec_rem_bits)); crc_val = av_crc(crc_tab, crc_val, tmp_buf, 3); -- 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".
