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| author | Michael Niedermayer <michael@niedermayer.cc> | 2017-08-23 21:30:37 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2017-08-23 22:19:33 +0200 |
| commit | c42a1388a6d1bfd8001bf6a4241d8ca27e49326d (patch) | |
| tree | 846652b7e0052a295dbe4c9530b89aa697f14a8c | |
| parent | eca2a49716ae1f42804dd3545da2f740edf03250 (diff) | |
| download | ffmpeg-c42a1388a6d1bfd8001bf6a4241d8ca27e49326d.tar.gz | |
avformat/rtpdec_h264: Fix heap-buffer-overflow
Fixes: rtp_sdp/poc.sdp
Found-by: Bingchang <l.bing.chang.bc@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavformat/rtpdec_h264.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavformat/rtpdec_h264.c b/libavformat/rtpdec_h264.c index 8dd56a549e..6f8148ab6d 100644 --- a/libavformat/rtpdec_h264.c +++ b/libavformat/rtpdec_h264.c @@ -166,7 +166,7 @@ static int sdp_parse_fmtp_config_h264(AVFormatContext *s, parse_profile_level_id(s, h264_data, value); } else if (!strcmp(attr, "sprop-parameter-sets")) { int ret; - if (value[strlen(value) - 1] == ',') { + if (*value == 0 || value[strlen(value) - 1] == ',') { av_log(s, AV_LOG_WARNING, "Missing PPS in sprop-parameter-sets, ignoring\n"); return 0; } |