Fixes: signed integer overflow: -1094995529 * 16 cannot be represented in type 'int' Fixes: 48567/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SONIC_fuzzer-6681622236233728
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> --- libavcodec/sonic.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/sonic.c b/libavcodec/sonic.c index 77bdb418a7..95ac2b1a96 100644 --- a/libavcodec/sonic.c +++ b/libavcodec/sonic.c @@ -1013,7 +1013,7 @@ static int sonic_decode_frame(AVCodecContext *avctx, AVFrame *frame, if (s->lossless) quant = 1; else - quant = get_symbol(&c, state, 0) * SAMPLE_FACTOR; + quant = get_symbol(&c, state, 0) * (unsigned)SAMPLE_FACTOR; // av_log(NULL, AV_LOG_INFO, "quant: %d\n", quant); -- 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".
