Fixes: signed integer overflow: 2147483647 + 511 cannot be represented in type 'int' Fixes: 17899/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TAK_fuzzer-5719753322135552
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> --- libavcodec/takdec.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/libavcodec/takdec.c b/libavcodec/takdec.c index 4fb5825532..8ec87ab509 100644 --- a/libavcodec/takdec.c +++ b/libavcodec/takdec.c @@ -176,8 +176,8 @@ static void set_sample_rate_params(AVCodecContext *avctx) } else { shift = 0; } - s->uval = FFALIGN(avctx->sample_rate + 511 >> 9, 4) << shift; - s->subframe_scale = FFALIGN(avctx->sample_rate + 511 >> 9, 4) << 1; + s->uval = FFALIGN(avctx->sample_rate + 511LL >> 9, 4) << shift; + s->subframe_scale = FFALIGN(avctx->sample_rate + 511LL >> 9, 4) << 1; } static av_cold int tak_decode_init(AVCodecContext *avctx) -- 2.23.0 _______________________________________________ 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".
