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32 lines
1.2 KiB
Diff
32 lines
1.2 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Chen Chen <cncn@google.com>
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Date: Fri, 15 Apr 2022 14:24:48 -0700
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Subject: [PATCH] Security: Fix out of bound write in HFP client
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Bug: 224536184
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Test: build
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Tag: #security
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Ignore-AOSP-First: Security bug
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Change-Id: I9f0be0de6c4e1569095a43e92e9d8f9d73ca5fda
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(cherry picked from commit 01136338f6d739226e027716b6e5304df379fa4c)
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Merged-In: I9f0be0de6c4e1569095a43e92e9d8f9d73ca5fda
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---
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bta/hf_client/bta_hf_client_at.cc | 4 ++++
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1 file changed, 4 insertions(+)
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diff --git a/bta/hf_client/bta_hf_client_at.cc b/bta/hf_client/bta_hf_client_at.cc
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index 5d8493be5..9489b5111 100644
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--- a/bta/hf_client/bta_hf_client_at.cc
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+++ b/bta/hf_client/bta_hf_client_at.cc
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@@ -332,6 +332,10 @@ static void bta_hf_client_handle_cind_list_item(tBTA_HF_CLIENT_CB* client_cb,
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APPL_TRACE_DEBUG("%s: %lu.%s <%lu:%lu>", __func__, index, name, min, max);
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+ if (index >= BTA_HF_CLIENT_AT_INDICATOR_COUNT) {
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+ return;
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+ }
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+
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/* look for a matching indicator on list of supported ones */
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for (i = 0; i < BTA_HF_CLIENT_AT_SUPPORTED_INDICATOR_COUNT; i++) {
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if (strcmp(name, BTA_HF_CLIENT_INDICATOR_SERVICE) == 0) {
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