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Fix stack buffer overflow in Pred_lt4(). am: 22e70729b4 am: d2aca9e020

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Original change: https://googleplex-android-review.googlesource.com/c/platform/external/aac/+/14387483

Change-Id: Ie51264d592a1a2b6afbdf347b05ac5260e9ef1d0
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Fraunhofer IIS FDK 2021-04-30 19:30:10 +00:00 committed by Automerger Merge Worker
commit 6edbc9a7e8
1 changed files with 2 additions and 2 deletions
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4
libAACdec/src/usacdec_acelp.cpp
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@ -1,7 +1,7 @@
/* ----------------------------------------------------------------------------- /* -----------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android Software License for The Fraunhofer FDK AAC Codec Library for Android
© Copyright 1995 - 2019 Fraunhofer-Gesellschaft zur Förderung der angewandten © Copyright 1995 - 2020 Fraunhofer-Gesellschaft zur Förderung der angewandten
Forschung e.V. All rights reserved. Forschung e.V. All rights reserved.
1. INTRODUCTION 1. INTRODUCTION
@ -719,7 +719,7 @@ static void ConcealPitchLag(CAcelpStaticMem *acelp_mem, const int PIT_MAX,
UCHAR *pold_T0_frac = &acelp_mem->old_T0_frac; UCHAR *pold_T0_frac = &acelp_mem->old_T0_frac;
if ((int)*pold_T0 >= PIT_MAX) { if ((int)*pold_T0 >= PIT_MAX) {
*pold_T0 = (UCHAR)(PIT_MAX - 5); *pold_T0 = (USHORT)(PIT_MAX - 5);
} }
*pT0 = (int)*pold_T0; *pT0 = (int)*pold_T0;
*pT0_frac = (int)*pold_T0_frac; *pT0_frac = (int)*pold_T0_frac;