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| author | Michael Niedermayer <michael@niedermayer.cc> | 2024-06-22 00:34:28 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2024-07-23 23:21:13 +0200 |
| commit | 586f6fda1d814f0ddc32e652fde5e203d552f6d0 (patch) | |
| tree | 2cbdf0d71c1385ce74dc6d142038b8f339d3e2fa /libavformat/mov.c | |
| parent | 55af81b5a4127640ff27336cc7caa2ab164e2446 (diff) | |
| download | ffmpeg-586f6fda1d814f0ddc32e652fde5e203d552f6d0.tar.gz | |
avformat/mov: add an EOF check in IPRP
Fixes: Timeout
Fixes: 69230/clusterfuzz-testcase-minimized-ffmpeg_IO_DEMUXER_fuzzer-6540512101203968
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/mov.c')
| -rw-r--r-- | libavformat/mov.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/libavformat/mov.c b/libavformat/mov.c index dfe056660a..b74e43e214 100644 --- a/libavformat/mov.c +++ b/libavformat/mov.c @@ -8938,6 +8938,11 @@ static int mov_read_iprp(MOVContext *c, AVIOContext *pb, MOVAtom atom) int item_id = version ? avio_rb32(pb) : avio_rb16(pb); int assoc_count = avio_r8(pb); + if (avio_feof(pb)) { + ret = AVERROR_INVALIDDATA; + goto fail; + } + for (int j = 0; j < assoc_count; j++) { MOVAtoms *ref; int index = avio_r8(pb) & 0x7f; |