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| author | Michael Niedermayer <michael@niedermayer.cc> | 2018-07-03 22:14:42 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2018-07-16 19:16:13 +0200 |
| commit | 9bb3047060c33e93ace258634aa89ee1705ec0c3 (patch) | |
| tree | 532fec0c6b637ed9f8a111908fa056033ea610aa | |
| parent | 34654d41d4bd9abb3b848477a6dd0a7d33816d4e (diff) | |
| download | ffmpeg-9bb3047060c33e93ace258634aa89ee1705ec0c3.tar.gz | |
avformat/pva: Check for EOF before retrying in read_part_of_packet()
Fixes: Infinite loop
Fixes: pva-4b1835dbc2027bf3c567005dcc78e85199240d06
Found-by: Paul Ch <paulcher@icloud.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 9807d3976be0e92e4ece3b4b1701be894cd7c2e1)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavformat/pva.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/libavformat/pva.c b/libavformat/pva.c index 16381db905..04ae8e2800 100644 --- a/libavformat/pva.c +++ b/libavformat/pva.c @@ -134,6 +134,10 @@ recover: pes_flags = avio_rb16(pb); pes_header_data_length = avio_r8(pb); + if (avio_feof(pb)) { + return AVERROR_EOF; + } + if (pes_signal != 1 || pes_header_data_length == 0) { pva_log(s, AV_LOG_WARNING, "expected non empty signaled PES packet, " "trying to recover\n"); |