From b6abdb1faf810e93189797a61af124fcd05269d4 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Tue, 29 Oct 2019 18:46:34 +0100 Subject: [PATCH] avcodec/ra288: Check block_align for the assumed value Fixes: Timeout (224sec -> 1ms) Fixes: 18408/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_RA_288_fuzzer-5740382570151936 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer --- libavcodec/ra288.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/ra288.c b/libavcodec/ra288.c index f1b3c8eab5..aa4bd5d90f 100644 --- a/libavcodec/ra288.c +++ b/libavcodec/ra288.c @@ -77,7 +77,7 @@ static av_cold int ra288_decode_init(AVCodecContext *avctx) avctx->channel_layout = AV_CH_LAYOUT_MONO; avctx->sample_fmt = AV_SAMPLE_FMT_FLT; - if (avctx->block_align <= 0) { + if (avctx->block_align != 38) { av_log(avctx, AV_LOG_ERROR, "unsupported block align\n"); return AVERROR_PATCHWELCOME; }