Fixes: left shift of negative value -4483 Fixes: 15256/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TTA_fuzzer-5738691617619968
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> --- libavcodec/tta.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/tta.c b/libavcodec/tta.c index 8f097b3bcc..c7702610b6 100644 --- a/libavcodec/tta.c +++ b/libavcodec/tta.c @@ -372,7 +372,7 @@ static int tta_decode_frame(AVCodecContext *avctx, void *data, // shift samples for 24-bit sample format int32_t *samples = (int32_t *)frame->data[0]; for (i = 0; i < framelen * s->channels; i++) - *samples++ <<= 8; + *samples++ *= 256; // reset decode buffer s->decode_buffer = NULL; break; -- 2.21.0 _______________________________________________ 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".
