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avcodec/hevc_ps: Check return code from pps_range_extensions()

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Fixes out of array read
Fixes: asan_heap-oob_177e222_885_cov_1532528832_MERGE_D_TI_3.bit
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 9f9440bd81)

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2014-11-27 02:31:46 +01:00
parent 12e064d6c2
commit 2ba17ac96c
1 changed files with 2 additions and 1 deletions
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3
libavcodec/hevc_ps.c
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@ -1375,7 +1375,8 @@ int ff_hevc_decode_nal_pps(HEVCContext *s)
int pps_range_extensions_flag = get_bits1(gb);
/* int pps_extension_7bits = */ get_bits(gb, 7);
if (sps->ptl.general_ptl.profile_idc == FF_PROFILE_HEVC_REXT && pps_range_extensions_flag) {
pps_range_extensions(s, pps, sps);
if ((ret = pps_range_extensions(s, pps, sps)) < 0)
goto err;
}
}