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authorMichael Niedermayer <michael@niedermayer.cc>2022-06-20 01:36:29 +0200
committerMichael Niedermayer <michael@niedermayer.cc>2022-09-01 00:41:28 +0200
commit904cb851cef3345d7d9d6434a6fa3998c6802f08 (patch)
treecbdd997dbd6983abc8402764be3fe78a27a3926d
parentc39b1d310afb6633a8af7c70c3976b44383bcb72 (diff)
downloadffmpeg-904cb851cef3345d7d9d6434a6fa3998c6802f08.tar.gz
avformat/flvdec: Check for EOF in index reading
Fixes: Timeout Fixes: 47992/clusterfuzz-testcase-minimized-ffmpeg_dem_LIVE_FLV_fuzzer-6020443879899136 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 ceff5d7b74cd9ae6055957979d27d289c70a9e1b) Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
-rw-r--r--libavformat/flvdec.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/libavformat/flvdec.c b/libavformat/flvdec.c
index b9e36b3ff1..42992d3fb3 100644
--- a/libavformat/flvdec.c
+++ b/libavformat/flvdec.c
@@ -463,6 +463,8 @@ static int parse_keyframes_index(AVFormatContext *s, AVIOContext *ioc, int64_t m
goto invalid;
if (current_array == &times && (d <= INT64_MIN / 1000 || d >= INT64_MAX / 1000))
goto invalid;
+ if (avio_feof(ioc))
+ goto invalid;
current_array[0][i] = d;
}
if (times && filepositions) {