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author | Michael Niedermayer <michael@niedermayer.cc> | 2020-10-24 19:24:30 +0200 |
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committer | Michael Niedermayer <michael@niedermayer.cc> | 2021-10-09 22:02:19 +0200 |
commit | 2c6b8fadfc039814ba9f71402d1f3b0026cd3c63 (patch) | |
tree | 523701c57d12c4df6877378436943681d2786199 | |
parent | c4b7fbc9810eadf846dcd022a1a9952a35c2527d (diff) | |
download | ffmpeg-2c6b8fadfc039814ba9f71402d1f3b0026cd3c63.tar.gz |
avformat/electronicarts: Check for EOF in each iteration of the loop in ea_read_packet()
Fixes: timeout(>20sec -> 1ms)
Fixes: 26526/clusterfuzz-testcase-minimized-ffmpeg_dem_EA_fuzzer-5672328069120000
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Peter Ross <pross@xvid.org>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 857aba7c45faf0335ad91ecabc0bce8b94320758)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
-rw-r--r-- | libavformat/electronicarts.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/libavformat/electronicarts.c b/libavformat/electronicarts.c index 508194bbf8..7129c7fc68 100644 --- a/libavformat/electronicarts.c +++ b/libavformat/electronicarts.c @@ -582,6 +582,8 @@ static int ea_read_packet(AVFormatContext *s, AVPacket *pkt) int av_uninit(num_samples); while ((!packet_read && !hit_end) || partial_packet) { + if (avio_feof(pb)) + return AVERROR_EOF; chunk_type = avio_rl32(pb); chunk_size = ea->big_endian ? avio_rb32(pb) : avio_rl32(pb); if (chunk_size < 8) |