ffmpeg | branch: master | Michael Niedermayer <mich...@niedermayer.cc> | Wed Dec 11 22:37:07 2024 +0100| [93270930798da368d5b1954a73ef7ff9dfa48f73] | committer: Michael Niedermayer
avcodec/utils: Fix block align overflow for ADPCM_IMA_WAV Fixes: signed integer overflow: 529008646 * 8 cannot be represented in type 'int' Fixes: 383379145/clusterfuzz-testcase-minimized-ffmpeg_dem_CAF_fuzzer-6674045107503104 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=93270930798da368d5b1954a73ef7ff9dfa48f73 --- libavcodec/utils.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/utils.c b/libavcodec/utils.c index 2c478ede13..dd846b4ae9 100644 --- a/libavcodec/utils.c +++ b/libavcodec/utils.c @@ -729,7 +729,7 @@ static int get_audio_frame_duration(enum AVCodecID id, int sr, int ch, int ba, case AV_CODEC_ID_ADPCM_IMA_WAV: if (bps < 2 || bps > 5) return 0; - tmp = blocks * (1LL + (ba - 4 * ch) / (bps * ch) * 8); + tmp = blocks * (1LL + (ba - 4 * ch) / (bps * ch) * 8LL); break; case AV_CODEC_ID_ADPCM_IMA_DK3: tmp = blocks * (((ba - 16LL) * 2 / 3 * 4) / ch); _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog To unsubscribe, visit link above, or email ffmpeg-cvslog-requ...@ffmpeg.org with subject "unsubscribe".
