diff options
| author | Michael Niedermayer <michael@niedermayer.cc> | 2016-01-21 21:01:47 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2016-01-21 23:47:29 +0100 |
| commit | 509c9e74e548139285f30ed8dcc9baf1d64359fa (patch) | |
| tree | f17e979c0570515493abb114614135bb2e7f5e64 /libavcodec/mjpegdec.c | |
| parent | d39c229e54d6a5a7d9bb89e9fe5b086a95c9cca9 (diff) | |
avcodec/mjpegdec: Check for end for both bytes in unescaping
Fixes assertion failure
Fixes: c40c779601b77dc6e19aaea0b04b9751/signal_sigabrt_7ffff6ae7cb7_5769_b94f6ec70caecb2d3d76b4771b109ac1.avi
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavcodec/mjpegdec.c')
| -rw-r--r-- | libavcodec/mjpegdec.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/mjpegdec.c b/libavcodec/mjpegdec.c index b1c5b67704..863738d916 100644 --- a/libavcodec/mjpegdec.c +++ b/libavcodec/mjpegdec.c @@ -1968,7 +1968,7 @@ int ff_mjpeg_find_marker(MJpegDecodeContext *s, while (b < t) { uint8_t x = src[b++]; put_bits(&pb, 8, x); - if (x == 0xFF) { + if (x == 0xFF && b < t) { x = src[b++]; if (x & 0x80) { av_log(s->avctx, AV_LOG_WARNING, "Invalid escape sequence\n"); |