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| author | Michael Niedermayer <michael@niedermayer.cc> | 2015-11-27 23:33:03 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2015-12-14 16:51:00 +0100 |
| commit | 4fe6f9f6271c3e33ec9fddc3dbac17c0436c0f9a (patch) | |
| tree | d882f9956fefce9a2b20a5eb252053578abb8bec | |
| parent | 694416e327c2fb6495cbc62f63acec65d8c5446c (diff) | |
| download | ffmpeg-4fe6f9f6271c3e33ec9fddc3dbac17c0436c0f9a.tar.gz | |
avcodec/hevc: allocate entries unconditionally
Fixes out of array access
Fixes: 08664a2a7921ef48172f26495c7455be/asan_heap-oob_23036c6_3301_523388ef84285a0270caf67a43247b59.bit
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit d85aa76115214183e7e3b7d65e950da61474959a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavcodec/hevc.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/libavcodec/hevc.c b/libavcodec/hevc.c index 8e7e736bb5..b52a6d13a5 100644 --- a/libavcodec/hevc.c +++ b/libavcodec/hevc.c @@ -2436,11 +2436,9 @@ static int hls_slice_data_wpp(HEVCContext *s, const uint8_t *nal, int length) return AVERROR(ENOMEM); } + ff_alloc_entries(s->avctx, s->sh.num_entry_point_offsets + 1); if (!s->sList[1]) { - ff_alloc_entries(s->avctx, s->sh.num_entry_point_offsets + 1); - - for (i = 1; i < s->threads_number; i++) { s->sList[i] = av_malloc(sizeof(HEVCContext)); memcpy(s->sList[i], s, sizeof(HEVCContext)); |