diff options
| author | Michael Niedermayer <michael@niedermayer.cc> | 2020-11-13 23:30:47 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2020-11-21 22:09:51 +0100 |
| commit | ebf4bc629e6d0dbb4bb6725849bdd06456e4c8af (patch) | |
| tree | de453e63f70e0a7e7db620fe1cb8cfb60ebd35a3 /libavformat/rmdec.c | |
| parent | 7ce7d33d1537bebe3e11b4046466d6c694f2e9c7 (diff) | |
avformat/rmdec: Check for EOF in index packet reading
Fixes: Timeout(>10sec -> 1ms)
Fixes: 27284/clusterfuzz-testcase-minimized-ffmpeg_dem_RM_fuzzer-6304211110985728
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavformat/rmdec.c')
| -rw-r--r-- | libavformat/rmdec.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/libavformat/rmdec.c b/libavformat/rmdec.c index 0c3ac4e47f..004c62086d 100644 --- a/libavformat/rmdec.c +++ b/libavformat/rmdec.c @@ -458,6 +458,8 @@ static int rm_read_index(AVFormatContext *s) } for (n = 0; n < n_pkts; n++) { + if (avio_feof(pb)) + return AVERROR_INVALIDDATA; avio_skip(pb, 2); pts = avio_rb32(pb); pos = avio_rb32(pb); |