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author | Michael Niedermayer <michael@niedermayer.cc> | 2017-06-04 17:06:27 +0200 |
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committer | Michael Niedermayer <michael@niedermayer.cc> | 2017-06-05 23:16:54 +0200 |
commit | 268d84a7423100e5ddee6826bf2339dfabc9c111 (patch) | |
tree | 14a433eca112944724502e1995f76951839344f3 | |
parent | 6636b35ef0d0607344a38fd5d66cb13db8287bba (diff) | |
download | ffmpeg-268d84a7423100e5ddee6826bf2339dfabc9c111.tar.gz |
avcodec/hevc_ps: Fix runtime error: index 32 out of bounds for type 'uint8_t [32]'
Fixes: 2010/clusterfuzz-testcase-minimized-6209288450080768
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 29808fff339da3e0f26131f7a6209b853947a54b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
-rw-r--r-- | libavcodec/hevc_ps.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/libavcodec/hevc_ps.c b/libavcodec/hevc_ps.c index d8782cd3f3..02b64546c2 100644 --- a/libavcodec/hevc_ps.c +++ b/libavcodec/hevc_ps.c @@ -169,6 +169,12 @@ int ff_hevc_decode_short_term_rps(GetBitContext *gb, AVCodecContext *avctx, } } + if (k >= FF_ARRAY_ELEMS(rps->used)) { + av_log(avctx, AV_LOG_ERROR, + "Invalid num_delta_pocs: %d\n", k); + return AVERROR_INVALIDDATA; + } + rps->num_delta_pocs = k; rps->num_negative_pics = k0; // sort in increasing order (smallest first) |