From c52c99a18f6e40973e52d99d4bb29e34a66c695a Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Sun, 11 Jul 2021 14:27:22 +0200 Subject: [PATCH] avformat/mov: do not ignore errors in mov_metadata_hmmt() Fixes: Timeout Fixes: 35637/clusterfuzz-testcase-minimized-ffmpeg_dem_MOV_fuzzer-6311060272447488 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer --- libavformat/mov.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/libavformat/mov.c b/libavformat/mov.c index a37a9cc917..040babed95 100644 --- a/libavformat/mov.c +++ b/libavformat/mov.c @@ -286,6 +286,8 @@ static int mov_metadata_hmmt(MOVContext *c, AVIOContext *pb, unsigned len) int moment_time = avio_rb32(pb); avpriv_new_chapter(c->fc, i, av_make_q(1, 1000), moment_time, AV_NOPTS_VALUE, NULL); } + if (avio_feof(pb)) + return AVERROR_INVALIDDATA; return 0; }