aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorMichael Niedermayer <michael@niedermayer.cc>2022-03-19 23:36:22 +0100
committerMichael Niedermayer <michael@niedermayer.cc>2022-04-09 22:19:41 +0200
commitbbdb02a73c215857ba9ed2bd59746e0f8af76eb4 (patch)
tree32fcb59ff44e08f5db42800e690d060f2fac0404
parent0402ac6f59d2e79d5ee5be234555fd3d2f8776ab (diff)
downloadffmpeg-bbdb02a73c215857ba9ed2bd59746e0f8af76eb4.tar.gz
avformat/cafdec: Do not store empty keys in read_info_chunk()
Fixes: Timeout Fixes: 45543/clusterfuzz-testcase-minimized-ffmpeg_dem_CAF_fuzzer-5684953164152832 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> (cherry picked from commit 7ec28e1d4cef723485f50f7a08859752b79b570c) Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
-rw-r--r--libavformat/cafdec.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/libavformat/cafdec.c b/libavformat/cafdec.c
index 4817b90b0b..b9e70ea2fb 100644
--- a/libavformat/cafdec.c
+++ b/libavformat/cafdec.c
@@ -243,6 +243,8 @@ static void read_info_chunk(AVFormatContext *s, int64_t size)
char value[1024];
avio_get_str(pb, INT_MAX, key, sizeof(key));
avio_get_str(pb, INT_MAX, value, sizeof(value));
+ if (!*key)
+ continue;
av_dict_set(&s->metadata, key, value, 0);
}
}